An area of text and graphic material placed at the end of the body of an article to hold the graphical signature or description of the person(s) responsible for or attesting to the content
This element was deliberately left out of the original NLM DTDs because it was thought (and analysis seemed to back this up) that a <sig-block> element would merely duplicate information in the metadata and could be generated. Further samples, especially in books, indicate that signature blocks are not as closely tied to contributor metadata as was supposed, and further, that a structure to hold the material would be very useful for already published works.
<!ELEMENT sig-block (#PCDATA %sig-block-elements;)* >
Any combination of:
With a graphic representation of a signature:
<article> <front> ... <article-meta> <title-group> <article-title>Comment</article-title> </title-group> <pub-date> <year>2005</year> </pub-date> </article-meta> </front> <body> <sec> <title>A Little String Music</title> <p>Jack Riemer ... used to tell the story of a famous 1995 violin concert by Itzhak Perlman at Lincoln Center in New York City. Perlman, stricken with polio as a child, had to labor onto the stage with braces on both legs and crutches on both arms to produce his magic. But on this particular night, after he finally got into place, a string broke near the very beginning of the concert ...</p> <p>That should be an inspiration to all of us fellow “artists” in environmental science ...</p> ... </sec> <sig-block> <sig> Jerald L. Schnoor<break/> Editor <graphic alt-version="no" xlink:href="sig2662.f1" xmlns:xlink="http://www.w3.org/1999/xlink"></graphic> </sig> </sig-block> </body> ... </article>
With a single signature described:
... <body> <sec> ... </sec> <sig-block> <sig> <bold>Dana C. Crawford</bold><break/> <italic>University of Washington</italic> </sig> </sig-block> </body> ...
With multiple signatures described:
... <body> <sec> ... </sec> <sig-block> <sig> <bold>Susan Kaplan Jacobs, MLS, MA, RN, AHIP</bold><break/> <italic>New York University Elmer Holmes Bobst Library</italic> </sig> <sig> <bold>June R. Levy, MLS</bold><break/> <italic>CINAHL Information Systems</italic> </sig> </sig-block> </body> ...