A word or phrase within the text that should be treated
differently (for example, given a special typographic style or
look) because the content/subject matter of the phrase has
content-related significance. The content-type attribute can be
used to identify the subject or type of content that makes this
word or phrase semantically special and, therefore, to be
treated differently. For example, this attribute could be used
to identify a drug name, company name, or product name. It could
be used to define systematics terms such as genus, family,
order, or suborder. It could also be used to identify biological
components such as gene, protein, or peptide. It could be used
to name body systems such as circulatory or skeletal. Therefore,
values may include information classes, semantic categories, or
types of nouns, such as “generic-drug-name”, “genus-species”,
“gene”, “peptide”, “product”, etc. Any combination of: No sample
is available at this time.