Entity: supplement-elements
Content Model
| bold | italic | monospace |
overline | overline-start | overline-end |
roman | sans-serif | sc | strike |
underline | underline-start | underline-end | alternatives | inline-graphic |
private-char |
chem-struct | inline-formula | abbrev | milestone-end | milestone-start |
named-content | styled-content |
sub | sup | contrib-group |
title