Indexing principles for Category B - Organisms

Category B - Subheadings

Subheadings that can be used with Category B terms are:

/abnormalities /injuries
/anatomy & histology /isolation & purification
/blood /metabolism
/cerebrospinal fluid /microbiology
/chemistry /parasitology
/classification /pathogenicity
/cytology /physiology
/drug effects /psychology
/embryology /radiation effects
/enzymology /surgery
/genetics /ultrasonography
/growth & development /urine
/immunology /virology

Not every subheading above is allowed for every term in Category B. Check the "Allowable qualifiers" information in the terms MeSH entry.

In examples, subheadings are not listed in alphabetical order. They are grouped in order to discuss naturally related subheadings together.