Medical Subjects
WC - Communicable Diseases
7
WO - Surgery
5
WD - Disorders of Systemic, Metabolic or Environmental Origin, etc.
4
WE - Musculoskeletal System
4
WL - Nervous System
4
WI - Digestive System
3
WK - Endocrine System
3
WM - Psychiatry
3
WG - Cardiovascular System
2
WP - Gynecology
2
WQ - Obstetrics
2
WA - Public Health
1
WF - Respiratory System
1
WH - Hemic and Lymphatic System
1
WS - Pediatrics
1
WW - Ophthalmology
1