[Classification of rheumatic diseases and their social medicine significance].
D003430:Cross-Sectional Studies; D004185:Disability Evaluation; D005859:Germany, East; D006801:Humans; D012216:Rheumatic Diseases / Q000145:classification* / Q000175:diagnosis / Q000453:epidemiology; D009626:Terminology as Topic
Klassifikation der rheumatischen Krankheiten und ihre sozialmedizinische Bedeutung.