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<!-- ============================================================= -->
<!--  MODULE:    Display Class Elements                            -->
<!--  VERSION:   3.0                                               -->
<!--  DATE:      Feb 2008                                          -->
<!--                                                               -->
<!-- ============================================================= -->

<!-- ============================================================= -->
<!--                    PUBLIC DOCUMENT TYPE DEFINITION            -->
<!--                        TYPICAL INVOCATION                     -->
<!--
"-//NLM//DTD Archiving and Interchange DTD Suite Display Class Elements v3.0 20080202//EN"
     Delivered as file "display3.ent"                              -->
<!-- ============================================================= -->

<!-- ============================================================= -->
<!-- SYSTEM:     Archiving and Interchange DTD Suite               -->
<!--                                                               -->
<!-- PURPOSE:    Describes display-related elements such as        -->
<!--             Figures, Graphics, Math, Chemical Structures,     -->
<!--             Graphics, etc.                                    -->
<!--                                                               -->
<!-- CONTAINS:   1) Parameter Entities for attribute lists         -->
<!--             2) Parameter Entities for content models          -->
<!--             3) The display class elements (alpha order)       -->
<!--                a) Array                                       -->
<!--                b) Boxed text                                  -->
<!--                c) Chemical Structure                          -->
<!--                d) Figure                                      -->
<!--                e) Graphic                                     -->
<!--                f) Inline Graphic                              -->
<!--                g) Pre-formatted text                          -->
<!--                e) Supplementary Information                   -->
<!--                h) Table Group                                 -->
<!--                i) Table Wrapper                               -->
<!--                j) Table (invoked module)                      -->
<!--                                                               -->
<!-- CREATED FOR:                                                  -->
<!--             Digital archives and publishers who wish to       -->
<!--             create a custom XML DTD for original markup of    -->
<!--             journal literature, books, and related material,  -->
<!--             or for archiving and transferring such material   -->
<!--             between archives.                                 -->
<!--                                                               -->
<!--             This DTD is in the public domain. An organization -->
<!--             that wishes to create its own DTD from the suite  -->
<!--             may do so without permission from NLM.            -->
<!--                                                               -->
<!--             The suite has been set up to be extended using a  -->
<!--             new DTD file and a new DTD-specific customization -->
<!--             module to redefine the many Parameter Entities.   -->
<!--             Do not modify the suite directly or redistribute  -->
<!--             modified versions of the suite.                   -->
<!--                                                               -->
<!--             In the interest of maintaining consistency and    -->
<!--             clarity for potential users, NLM requests:        -->
<!--                                                               -->
<!--             1. If you create a DTD from the Archiving and     -->
<!--                Interchange DTD Suite and intend to stay       -->
<!--                compatible with the suite, then please include -->
<!--                the following statement as a comment in all of -->
<!--                your DTD modules:                              -->
<!--                   "Created from, and fully compatible with,   -->
<!--                    the Archiving and Interchange DTD Suite."  -->
<!--                                                               -->
<!--             2. If you alter one or more modules of the suite, -->
<!--                then please rename your version and all its    -->
<!--                modules to avoid any confusion with the        -->
<!--                original suite. Also, please include the       -->
<!--                following statement as a comment in all your   -->
<!--                DTD modules:                                   -->
<!--                   "Based in part on, but not fully compatible -->
<!--                    with, the Archiving and Interchange DTD    --> 
<!--                    Suite."                                    -->
<!--                                                               -->
<!-- ORIGINAL CREATION DATE:                                       -->
<!--             December 2002                                     -->
<!--                                                               -->
<!-- CREATED BY: Jeff Beck       (NCBI)                            -->
<!--             Deborah Lapeyre (Mulberry Technologies, Inc.)     -->
<!--             Bruce Rosenblum (Inera Inc.)                      -->
<!--                                                               -->
<!--             NLM thanks the Harvard University Libraries, both -->
<!--             for proposing that a draft archiving NLM DTD for  --> 
<!--             life sciences journals be extended to accommodate -->
<!--             journals in all disciplines and for sponsoring    -->
<!--             Bruce Rosenblum's collaboration with other DTD    -->
<!--             authors in completing Version 1.0. The Andrew W.  --> 
<!--             Mellon Foundation provided support for these      --> 
<!--                                                               -->
<!--             Suggestions for refinements and enhancements to   -->
<!--             the DTD suite should be sent in email to:         -->
<!--                 archive-dtd@ncbi.nlm.nih.gov                  -->
<!--                                                               -->
<!-- ============================================================= -->


<!-- ============================================================= -->
<!--                    DTD VERSION/CHANGE HISTORY                 -->
<!-- ============================================================= -->
<!--
     =============================================================

Version  Reason/Occasion                   (who) vx.x (yyyy-mm-dd)

     =============================================================
     Version 3.0                       (DAL/BTU) v3.0 (2007-10-31)
     
     Version 3.0 is the first non-backward-compatible release.
     In addition to the usual incremental changes, some
     elements and attributes have been renamed and/or remodeled
     to better meet user needs and to increase tag set consistency.
     All module change histories are available through the Tag Suite 
     web site at http://dtd.nlm.nih.gov. 

     Details on version 3.0 are available at 
           http://dtd.nlm.nih.gov/3.0.
  
  1. Updated public identifier to "v3.0 20080202//EN"              -->


<!-- ============================================================= -->
<!--                    ATTRIBUTES FOR MULTIPLE ELEMENTS           -->
<!-- ============================================================= -->

                                                                
<!--                    DISPLAY ATTRIBUTES                         -->
<!--                    Attributes used for several of the block
                        display elements                           -->
<!ENTITY % display-atts
             "position  (anchor | float | margin)        'float' 
              orientation
                        (portrait | landscape)           'portrait'" >


<!-- ============================================================= -->
<!--                    SPECIFIC ATTRIBUTE LISTS                   -->
<!-- ============================================================= -->

                                                                
<!--                    ARRAY ATTRIBUTES                           -->
<!--                    Attributes for the <array> element         -->
<!ENTITY % array-atts
            "id         ID                                 #IMPLIED
             content-type
                        CDATA                              #IMPLIED 
             specific-use
                        CDATA                              #IMPLIED
             orientation
                        (portrait | landscape)             'portrait' 
             xml:lang   NMTOKEN                            #IMPLIED" >

                                                                
<!--                    CAPTION ATTRIBUTES                         -->
<!--                    Attributes for the <caption> element       -->
<!ENTITY % caption-atts
            "specific-use
                        CDATA                              #IMPLIED
             xml:lang   NMTOKEN                            #IMPLIED" > 

                                                                
<!--                    BOXED TEXT ATTRIBUTES                      -->
<!--                    Attributes for the <boxed-text> element    -->
<!ENTITY % boxed-text-atts
             "id        ID                                #IMPLIED
              %display-atts;
              content-type
                        CDATA                             #IMPLIED 
              specific-use
                        CDATA                             #IMPLIED
              xml:lang  NMTOKEN                           #IMPLIED"  >
                                                                

<!--                    CHEMICAL STRUCTURE ATTRIBUTES              -->
<!--                    Attributes for <chem-struct>, a wrapper
                        around one (typically inline) chemical
                        structure, or one of several structures in
                        a <chem-struct-wrap>                       -->
<!ENTITY % chem-struct-atts
             "id        ID                                #IMPLIED
              content-type 
                        CDATA                             #IMPLIED
              specific-use
                        CDATA                             #IMPLIED
              %might-link-atts;"                                     >
 
                                                                
<!--                    CHEMICAL STRUCTURE WRAPPER ATTRIBUTES      -->
<!--                    Attributes for the <chem-struct-wrap> 
                        element, the outer wrapper around one or more
                        block-level chemical structures            -->
<!ENTITY % chem-struct-wrap-atts
             "id        ID                                #IMPLIED
              %display-atts;
              content-type
                        CDATA                             #IMPLIED
              specific-use
                        CDATA                             #IMPLIED"  >


<!--                    FIGURE ATTRIBUTES                          -->
<!--                    Attributes for Figures <fig>               -->
<!ENTITY % fig-atts
             "id        ID                                #IMPLIED
              %display-atts;                                       
              fig-type  CDATA                             #IMPLIED
              specific-use
                        CDATA                             #IMPLIED
              xml:lang  NMTOKEN                           #IMPLIED"  >

                                                                
<!--                    FIGURE GROUP ATTRIBUTES                    -->
<!--                    Attributes for Figure Groups <fig-group>   -->
<!ENTITY % fig-group-atts
             "id        ID                                #IMPLIED
              %display-atts;
              content-type
                        CDATA                             #IMPLIED 
              specific-use
                        CDATA                             #IMPLIED"  >
                                                                
                                                                
<!--                    GRAPHIC ATTRIBUTES                         -->
<!--                    Attributes for the <graphic> element       -->
<!ENTITY % graphic-atts
             "id        ID                                #IMPLIED
              %display-atts;                                       
              content-type  
                        CDATA                             #IMPLIED 
              specific-use
                        CDATA                             #IMPLIED
              mime-subtype  
                        CDATA                             #IMPLIED 
              mimetype  CDATA                             #IMPLIED
              %link-atts;"                                           >

                                                                
<!--                    INLINE GRAPHIC ATTRIBUTES                  -->
<!--                    Attributes for the <inline-graphic> element-->
<!ENTITY % inline-graphic-atts
             "id        ID                                #IMPLIED
              content-type  
                        CDATA                             #IMPLIED 
              baseline-shift
                        CDATA                             #IMPLIED
              mimetype  CDATA                             #IMPLIED
              mime-subtype
                        CDATA                             #IMPLIED
              %link-atts;"                                           >


<!--                    MEDIA ATTRIBUTES                           -->
<!--                    Attributes for the <media> element         -->
<!ENTITY % media-atts
             "id        ID                                #IMPLIED
              %display-atts;                                       
              content-type  
                        CDATA                             #IMPLIED 
              specific-use
                        CDATA                             #IMPLIED
              mimetype  CDATA                             #IMPLIED
              mime-subtype
                        CDATA                             #IMPLIED 
              %link-atts;"                                           >


<!--                   PREFORMATTED TEXT ATTRIBUTES                -->
<!--                   Attributes for the <preformat> element      -->
<!ENTITY % preformat-atts
             "id        ID                                #IMPLIED
              %display-atts;                                     
              preformat-type
                        CDATA                             #IMPLIED
              specific-use
                        CDATA                             #IMPLIED
              xml:space (default | preserve)     #FIXED 'preserve'  
              xml:lang  NMTOKEN                           #IMPLIED"  > 

                                                                
<!--                    SUPPLEMENTARY INFORMATION ATTRIBUTES       -->
<!--                    Attributes for Supplementary Material
                        <supplementary-material>                   -->
<!ENTITY % supplementary-material-atts
             "id        ID                                #IMPLIED
              %display-atts;                                       
              content-type
                        CDATA                             #IMPLIED
              specific-use
                        CDATA                             #IMPLIED
              mimetype  CDATA                             #IMPLIED
              mime-subtype
                        CDATA                             #IMPLIED 
              %might-link-atts;                                              
              xml:lang  NMTOKEN                           #IMPLIED"  > 


<!-- ============================================================= -->
<!--                    TABLE ATTRIBUTES                           -->
<!-- ============================================================= -->
                          

<!--                    TABLE WRAPPER ATTRIBUTES                   -->
<!--                    Attributes to be added to the regular NLM
                        table attributes, for example, when the
                        Elsevier or OASIS Exchange table models are
                        used.                                      -->
<!ENTITY % other-table-wrap-atts
             ""                                                      > 

                                                                
<!--                    TABLE GROUP ATTRIBUTES                     -->
<!--                    Attributes for groups of <table-wrap>
                        elements <table-wrap-group>                -->
<!ENTITY % table-wrap-group-atts
             "id        ID                                #IMPLIED
              %display-atts;
              content-type
                        CDATA                             #IMPLIED 
              specific-use
                        CDATA                             #IMPLIED
              %other-table-wrap-atts;"                               > 

                                                                
<!--                    TABLE WRAPPER ATTRIBUTES                   -->
<!--                    Attributes for the <table-wrap> element,
                        the container for <table>s                 -->
<!ENTITY % table-wrap-atts
             "id        ID                                #IMPLIED
              %display-atts;                                       
              content-type
                        CDATA                             #IMPLIED 
              specific-use
                        CDATA                             #IMPLIED
              %other-table-wrap-atts;
              xml:lang  NMTOKEN                           #IMPLIED"  >


<!-- ============================================================= -->
<!--                    PARAMETER ENTITIES FOR CONTENT MODELS      -->
<!-- ============================================================= -->


<!--                    FIGURE-LIKE CONTENT MODEL                  -->
<!--                    Content model for the Figure element and any
                        similarly structured elements              -->
<!ENTITY % fig-model    "((%id.class;)*, label?, (%caption.class;)*, 
                          (%access.class; | %address-link.class;)*,  
                          (%block-math.class; |
                           %chem-struct-wrap.class; | 
                           %intable-para.class; |
                           %just-table.class; | %just-para.class; |
                           %list.class; | %simple-display.class;)*,
                          (%display-back-matter.class;)* )"          >


<!-- ============================================================= -->
<!--                    ARRAY ELEMENTS                             -->
<!-- ============================================================= -->


<!--                    ARRAY CONTENT MODEL                        -->
<!--                    Content model for the <array> element      -->
<!ENTITY % array-model  "(label?, 
                          (%access.class; | %address-link.class;)*,  
                          ( (%just-base-display.class;)* | 
                            %tbody.class; ), 
                          (%display-back-matter.class;)* )"          >


<!--                    ARRAY (SIMPLE TABULAR ARRAY)               -->
<!--                    Used to define in-text table-like (columnar) 
                        material.  Uses the XHTML table body element
                        or a graphic to express the rows and columns.
                        These have neither labels nor captions,
                        arrays with labels and captions are table
                        wrappers.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=array
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=array
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=array
                                                                   -->
<!ELEMENT  array        %array-model;                                >
<!ATTLIST  array
             %array-atts;                                            >
             

<!-- ============================================================= -->
<!--                    BOXED TEXT ELEMENTS                        -->
<!-- ============================================================= -->


<!--                    BOXED TEXT MODEL                           -->
<!--                    Complete content model for the boxed text
                        element <boxed-text>                       -->
<!ENTITY % boxed-text-model
                        "((%id.class;)*, sec-meta?, label?, caption?, 
                          (%para-level;)*, (%sec-level;)*, 
                          (%sec-back-matter-mix;)*,
                          (%display-back-matter.class;)* )"          >
                                                 

<!--                    BOXED TEXT                                 -->
<!--                    Textual material that is outside the flow
                        of the narrative text, for example, a 
                        sidebar, marginalia, text insert, caution or
                        note box, etc. 
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=boxed-text
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=boxed-text
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=boxed-text
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=boxed-text
                                                                   -->
<!ELEMENT  boxed-text   %boxed-text-model;                           >
<!ATTLIST  boxed-text
             %boxed-text-atts;                                       > 


<!-- ============================================================= -->
<!--                    CHEMICAL STRUCTURE ELEMENTS                -->
<!-- ============================================================= -->


<!--                    CHEMICAL STRUCTURE WRAPPER MODEL           -->
<!--                    Content model for the Chemical Structure
                        Wrapper <chem-struct-wrap> element         -->
<!ENTITY % chem-struct-wrap-model
                        "((%id.class;)*, label?, 
                          (%caption.class;)?, 
                          (%access.class; | %address-link.class;)*,  
                          (%inside-chem-struct-wrap.class;)+,
                          (%display-back-matter.class;)* )"          >


<!--                    CHEMICAL STRUCTURE WRAPPER                 -->
<!--                    A chemical expression, reaction, equation,
                        etc. that is set apart within the text.
                        These may be numbered.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=chem-struct-wrap
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=chem-struct-wrap
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=chem-struct-wrap
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=chem-struct-wrap
                                                                   -->
<!ELEMENT  chem-struct-wrap            
                        %chem-struct-wrap-model;                     >
<!ATTLIST  chem-struct-wrap
             %chem-struct-wrap-atts;                                 >


<!--                    CHEMICAL STRUCTURE ELEMENTS                -->
<!--                    Those elements that may mix with the data
                        characters inside a Chemical Structure
                        <chem-struct>                              -->
<!ENTITY % chem-struct-elements
                        "| %access.class; | %address-link.class; | 
                         %break.class; | 
                         %emphasis.class; | %label.class; |
                         %list.class; | %math.class; |
                         %phrase-content.class; | 
                         %simple-display.class; | 
                         %simple-link.class; | %subsup.class; "      >


<!--                    CHEMICAL STRUCTURE MODEL                   -->
<!--                    A chemical expression, reaction, equation,
                        etc. that is set apart within the text     
                                                                   -->
<!ENTITY % chem-struct-model
                        "(#PCDATA %chem-struct-elements;)* "         >


<!--                    CHEMICAL STRUCTURE (DISPLAY)               -->
<!--                    A chemical expression, reaction, equation,
                        etc. that is set apart within the text.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=chem-struct
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=chem-struct
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=chem-struct
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=chem-struct
                                                                   -->
<!ELEMENT  chem-struct  %chem-struct-model;                          >
<!ATTLIST  chem-struct 
             %chem-struct-atts;                                      >


<!-- ============================================================= -->
<!--                    FIGURE ELEMENTS                            -->
<!-- ============================================================= -->


<!--                    FIGURE GROUP MODEL                         -->
<!--                    Content model for a Figure Group element   -->
<!ENTITY % fig-group-model 
                        "(label?, (%caption.class;)?, 
                          (%access.class; | %address-link.class;)*,  
                          (%fig-display.class; | 
                           %just-base-display.class;)* )"            >


<!--                    FIGURE GROUP                               -->
<!--                    Used for a group of figures that must be 
                        displayed together   
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=fig-group
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=fig-group
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=fig-group
                                                                   -->
<!ELEMENT  fig-group    %fig-group-model;                            >
<!ATTLIST  fig-group
             %fig-group-atts;                                        >


<!--                    FIGURE                                     -->
<!--                    A block of graphic or textual material that
                        is identified as a "Figure", usually with
                        a caption and a label such as "Figure" or
                        "Figure 3.".The content of a Figure need not 
                        be graphical in nature,.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=fig
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=fig
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=fig
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=fig
                                                                   -->
<!ELEMENT  fig          %fig-model;                                  >
<!ATTLIST  fig
             %fig-atts;                                              >


<!--                    CAPTION BODY PARTS                         -->
<!--                    Elements that may be included in the body of
                        the <caption> element                      -->
<!ENTITY % caption-body-parts  
                        "(%just-para.class;)*"                       > 


<!--                    CAPTION MODEL                              -->
<!--                    Content model for the <caption> element    -->
<!ENTITY % caption-model   
                        "(title?, %caption-body-parts;)"             > 


<!--                    CAPTION OF A FIGURE, TABLE, ETC.           -->
<!--                    Wrapper element for the textual description
                        associated with a figure, table, etc. In
                        some source document captions, the first 
                        sentence is set off from the rest as a title.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=caption
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=caption
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=caption
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=caption
                                                                   -->
<!ELEMENT  caption      %caption-model;                              >
<!ATTLIST  caption
             %caption-atts;                                          > 

                        
<!--ELEM  title        Defined in %common.ent;                     -->
<!--ELEM  p            Defined in %common.ent;                     -->


<!-- ============================================================= -->
<!--                    THE GRAPHIC AND MEDIA OBJECT ELEMENTS      -->
<!-- ============================================================= -->


<!--                    GRAPHIC MODEL                              -->
<!--                    Content model for the <graphic> element    -->
<!ENTITY % graphic-model   
                        "(%access.class; | %address-link.class; | 
                          %id.class; | %label.class; | 
                          %caption.class; | 
                          %display-back-matter.class;)* "            > 


<!--                    GRAPHIC                                    -->
<!--                    An external file that holds a picture,
                        illustration, etc., usually as some form of
                        binary object. The "content" of the <graphic>
                        element is not the object, but merely
                        information about the object. The "href"
                        attribute points to the file containing
                        the object.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=graphic
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=graphic
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=graphic
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=graphic
                                                                   -->
<!ELEMENT  graphic      %graphic-model;                              >
<!ATTLIST  graphic
             %graphic-atts;                                          >


<!--                    MEDIA OBJECT                               -->
<!--                    An external file that holds a media object,
                        such as an animation or a movie. The 
                        "content" of the <media> element is not the 
                        object, but merely information about the 
                        object. The "href" attribute points to the 
                        file containing the object.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=media
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=media
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=media
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=media
                                                                   -->
<!ELEMENT  media        %graphic-model;                              >
<!ATTLIST  media
             %media-atts;                                            >


<!-- ============================================================= -->
<!--                    INLINE GRAPHIC                             -->
<!-- ============================================================= -->


<!--                    INLINE GRAPHIC MODEL                       -->
<!--                    Content model for the <inline-graphic> 
                        element                                    -->
<!ENTITY % inline-graphic-model 
                        "(alt-text?)"                                > 


<!--                    INLINE GRAPHIC                             -->
<!--                    A small graphic such as an icon or a small
                        picture symbol that is displayed or set
                        in the same line as the text.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=inline-graphic
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=inline-graphic
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=inline-graphic
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=inline-graphic
                                                                   -->
<!ELEMENT  inline-graphic
                        %inline-graphic-model;                       >
<!ATTLIST  inline-graphic
             %inline-graphic-atts;                                   >


<!-- ============================================================= -->
<!--                    PRESERVE THE WHITESPACE TEXT               -->
<!-- ============================================================= -->


<!--                    PREFORMATTED TEXT ELEMENTS                 -->
<!--                    Elements that may be used, along with data
                        characters, inside the content model for the
                        <preformat> element                        -->
<!ENTITY % preformat-elements
                        "| %access.class; | %address-link.class; |
                         %display-back-matter.class; | 
                         %emphasis.class; | %id.class; | 
                         %phrase.class; | %subsup.class;"            >


<!--                    PREFORMAT MODEL                            -->
<!--                    Content model for the <preformat> element  -->
<!ENTITY % preformat-model   
                        "(#PCDATA %preformat-elements;)*"            > 


<!--                    PREFORMATTED TEXT                          -->
<!--                    Used for preformatted text such as 
                        computer code in which whitespace, such as
                        tabs, line feeds, and spaces, should be
                        preserved.
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=preformat
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=preformat
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=preformat
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=preformat
                                                                   -->
<!ELEMENT  preformat    %preformat-model;                            >
<!ATTLIST  preformat
             %preformat-atts;                                        >


<!-- ============================================================= -->
<!--                    SUPPLEMENTARY MATERIAL                     -->
<!-- ============================================================= -->


<!--                    SUPPLEMENTARY MATERIAL MODEL               -->
<!--                    Content model for the 
                        <supplementary-material> element           -->
<!ENTITY % supplementary-material-model 
                        "%fig-model;"                                > 


<!--                    SUPPLEMENTARY MATERIAL                     -->
<!--                    Additional data files that contain
                        information directly supportive of the item,
                        for example, an audio clip, movie, database,
                        spreadsheet, applet, or other external file.  
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=supplementary-material
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=supplementary-material
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=supplementary-material
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=supplementary-material
                                                                   -->
<!ELEMENT  supplementary-material     
                        %supplementary-material-model;               >
<!ATTLIST  supplementary-material
             %supplementary-material-atts;                           >


<!-- ============================================================= -->
<!--                    TABLE ELEMENTS                             -->
<!-- ============================================================= -->


<!--                    TABLE WRAPPER GROUP MODEL                  -->
<!--                    Content model for the <table-wrap-group> 
                        element                                    -->
<!ENTITY % table-wrap-group-model 
                        "(label?, caption?, 
                          (%access.class; | %address-link.class;)*,  
                          (%just-table.class;)+ )"                   > 


<!--                    TABLE WRAPPER GROUP                        -->
<!--                    Used as a wrapper tag to contain a group of
                        tables that must be displayed together
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=table-wrap-group
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=table-wrap-group
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=table-wrap-group
                                                                   -->
<!ELEMENT  table-wrap-group       
                        %table-wrap-group-model;                     >
<!ATTLIST  table-wrap-group
             %table-wrap-group-atts;                                 >


<!--                    TABLE WRAPPER CONTENT MODEL                -->
<!--                    Content model for the container element that
                        surrounds the standard table models for row
                        and columns.                               -->
<!ENTITY % table-wrap-model    
                        "((%id.class;)*, label?, (%caption.class;)?, 
                          (%access.class; | %address-link.class;)*,  
                          (%inside-table-wrap;)*, 
                          (%table-foot.class; |
                           %display-back-matter.class;)* )"          >


<!--                    TABLE WRAPPER                              -->
<!--                    Used to hold a complete table, that is, not
                        only the rows and columns that make up a
                        table, but also the table captions, list
                        of table footnotes, alternative descriptions
                        for accessibility, etc.  Within the Table
                        Wrapper element, the row and column tags that
                        describe the table cells are defined by one
                        of the popular "standard" table models, for
                        example the XHTML table model, OASIS Exchange 
                        (CALS) table model, of the Elsevier Science 
                        Full Length Article table body <tblbody> 
                        model, et al.)
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=table-wrap
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=table-wrap
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=table-wrap
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=table-wrap
                                                                   -->
<!ELEMENT  table-wrap   %table-wrap-model;                           >
<!ATTLIST  table-wrap
             %table-wrap-atts;                                       >


<!--                    TABLE WRAP FOOTER MODEL                    -->
<!--                    Content model for the <table-wrap-foot> 
                        element                                    -->
<!ENTITY % table-wrap-foot-model   
                        "(title?, 
                          (%just-para.class; |  %fn-group.class; |
                           %fn-link.class; | 
                           %display-back-matter.class;)+ )"          > 


<!--                    TABLE WRAP FOOTER                          -->
<!--                    Wrapper element to hold a group of footnotes 
                        or other notes or general paragraphs at the
                        end of a table.  Not the same as the
                        Table Foot <tfoot>, which contains rows
                        and columns like the rest of the table. 
                        Details at: 
                        http://dtd.nlm.nih.gov/archiving/tag-library/3.0/index.html?elem=table-wrap-foot
                        http://dtd.nlm.nih.gov/publishing/tag-library/3.0/index.html?elem=table-wrap-foot
                        http://dtd.nlm.nih.gov/articleauthoring/tag-library/3.0/index.html?elem=table-wrap-foot
                        http://dtd.nlm.nih.gov/book/tag-library/3.0/index.html?elem=table-wrap-foot
                                                                   -->
<!ELEMENT  table-wrap-foot      
                        %table-wrap-foot-model;                      >


<!-- ================== End Display Class Module ================= -->