The consumer and the providers of medicine.
D000488:Allied Health Personnel; D002170:Canada; D003153:Community Health Services; D003258:Consumer Behavior; D003695:Delivery of Health Care; D004470:Economics, Medical; D004636:Emergency Service, Hospital; D007182:Income; D008007:Licensure, Medical; D008505:Medical Staff, Hospital / Q000706:statistics & numerical data; D010820:Physicians / Q000600:supply & distribution; D011787:Quality of Health Care