Chapters The<unk>  contains 17 chapters: * A General and unspecified * B Blood, blood forming organs, lymphatics, spleen * D Digestive * F Eye * H Ear * K Circulatory * L Musculoskeletal * N Neurological * P Psychological * R Respiratory * S Skin * T Endocrine, metabolic and nutritional * U Urology * W Pregnancy, childbirth, family planning * X Female genital system and breast * Y Male genital system * Z Social problems Components The<unk><unk> , within each chapter, is based on 3 components coming from 3 different<unk> s: * Reason for Encounter<unk>  (1981) * International<unk>  of Process in<unk> <unk>  (IC-Process-PC) (1985) * International<unk>  of Health Problem in<unk> <unk>  (ICHPPC-2-d) (1976, 1983)
International Classification of Primary Care
International Classification of Diseases
General Practice Administration System for Scotland
ICD-10 Procedure Coding System
The International League of Dermatological Societies
MedicineNet
European health management association
Surgeon General of California