One contributor’s signature and associated material (such as a text restatement of the affiliation) inside a signature block.
Any combination of:
Text, numbers, or special characters
Emphasis Elements
<bold> Bold
<italic> Italic
<monospace> Monospace Text (Typewriter Text)
<overline> Overline
<roman> Roman
<sans-serif> Sans Serif
<sc> Small Caps
<strike> Strike Through
<underline> Underline
<sub> Subscript
<sup> Superscript
<named-content> Named Special (Subject) Content
<styled-content> Styled Special (Subject) Content
<break> Line Break
Inline Display Elements
<inline-graphic> Graphic, Inline
<private-char> Private Character (Custom or Unicode)
<graphic> Graphic
<media> Media Object