Content Model

<!ENTITY % aff-elements "| %address.class; | %address-link.class; |
                         %article-link.class; | %break.class; | 
                         %emphasis.class; | %label.class; |
                         %simple-link.class; | %subsup.class;"       >

Expanded Content Model

| addr-line | country | fax | institution | phone | email | ext-link | multi-link | uri | inline-supplementary-material | related-article | related-object | break | bold | italic | monospace | overline | overline-start | overline-end | roman | sans-serif | sc | strike | underline | underline-start | underline-end | label | fn | target | xref | sub | sup