NLM 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

Pharmacology
Therapeutic use (General)
Used for treatment of particular disorders, with the disorder or system
Aquatic biology (General)
QH 90.8.P5
Freshwater biology
QH 96.8.P5
Marine biology
QH 91.8.P5
Plant ecology
QK 933 - QK 935
Zoology
Freshwater
QL 143
Ocean
QL 123
Health administration
Health services
Hospital administration
Hospital and health facilities
In other particular areas, by subject
See also Health Planning
See also Social Planning