Medical Subjects
W - General Medicine. Health Professions
1
WB - Practice of Medicine
1
WC - Communicable Diseases
1
WD - Disorders of Systemic, Metabolic or Environmental Origin, etc.
1
WF - Respiratory System
1
WM - Psychiatry
1
WQ - Obstetrics
1
WU - Dentistry. Oral Surgery
1
WW - Ophthalmology
1
WX - Hospitals and Other Health Facilities
1