Entity: collab-elements
Content Model
| bold | italic | monospace | overline | roman | sans-serif | sc | strike | underline | alternatives | inline-graphic | private-char | chem-struct | inline-formula | abbrev | milestone-end | milestone-start | named-content | styled-content | sub | sup | addr-line | country | fax | institution | phone | contrib-group | address | aff | author-comment | bio | email | ext-link | on-behalf-of | role | uri | xref | fn