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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

General
Internal Medicine
Neoplasms
Radiology
Space Medicine
Special topics, by subject
(Form number 20 or 20.5 in any NLM schedule where applicable)
See also Genetic Research
General
Economics
Instrumentation (General)
In special fields (Form number 26 in any NLM schedule where applicable
Special topics, by subject
General
QH 323.5
Medical
General
Used for special purposes by subject
Used for special purposes by subject
Specific minerals, with the mineral
General
As a profession
Used for special purposes, by subject
See also Cybernetics
Organic chemistry
QD 381 - QD 388
Used in medicine
Classify by use where applicable
See also DNA
See also Polysaccharides
See also RNA
General
Pharmaceutic preparations
Special topics, by subject
See also Drug Discovery