Used to mark unstructured text within an otherwise element structured bibliographic
citation. In an unstructured reference, this text would merely be data characters.
Typical comments could include: <comment>[Abstract]</comment>
and <comment> translated from Russian</comment>
.
Any combination of:
Text, numbers, or special characters
External Linking Elements
<inline-supplementary-material> Inline Supplementary Material
Related Material Elements
Emphasis Elements
Inline Display Elements
Inline Math Elements
Math Elements
Other Inline Elements
Baseline Change Elements