Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to main content
National Library of Medicine logo

Classification 2025 Summer Edition

Worldwide source of medical classification resources

Class Index

non-alpha A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

See also specific kinds of agents
Diagnosis (General)
Infant or child
Nursing
Therapeutics (General)
Veterinary
SF 831
See also names of specific diseases
General
Infant or child
Viral
General works
See also name of specific infections
Veterinary
SF 809.P37
See also Measles
General
Psychological aspects