Annotations: indexing information for the term, such as IM/NIM designation, coordinations, subheadings to use for certain conditions, etc.
Scope Note: scientific definition of MeSH term.
Entry Terms: synonyms or alternate spellings of the main heading, which can be used for indexing. Entry Terms ARE NOT listed in the trees.
See Also: provides a list of other related terms for the indexer to consider
Allowable qualifiers: a list of all subheadings that can be used with this term