title: The impact of specialization on health care.
mesh_terms: D000488:Allied Health Personnel / Q000193:education / Q000266:history; D003695:Delivery of Health Care; D004503:Education, Medical, Graduate / Q000266:history*; D006666:History of Medicine; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D008007:Licensure, Medical / Q000266:history; D008511:Medicine / Q000639:trends; D012955:Societies, Medical / Q000266:history; D013038:Specialization; D013043:Specialties, Surgical / Q000266:history* / Q000639:trends; D014146:Training Support / Q000266:history; D014481:United States