A national health program: organizing diversity.
D000488:Allied Health Personnel / Q000706:statistics & numerical data; D003191:Comprehensive Health Care; D006279:Health Maintenance Organizations; D006801:Humans; D008511:Medicine; D009313:National Health Programs; D009722:Nurse Practitioners; D010820:Physicians / Q000600:supply & distribution; D011786:Quality Control; D012041:Regional Medical Programs; D013038:Specialization; D013222:State Medicine; D014481:United States; D014492:United States Public Health Service