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Classification 2025 Winter 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

Clinical pathology
Oral health
Physiology
Anatomy and physiology
QL 638.S2
Diseases
SH 179.S3
Salts   QD 189 - QD 193
See also names of specific salts
In epidemiology
Psychology
BF 39
Research
(Form number 20 or 20.5 in any NLM schedule where applicable)
See also specific types of surveys
Special topics, by subject