title: From bartering to managed care. Medicine has drastically changed over the past 125 years.
authors.forename: C L
authors.initials: CL
authors.lastname: Smith
mesh_terms: D001131:Arkansas; D003695:Delivery of Health Care / Q000266:history* / Q000639:trends; D049672:History, 19th Century; D049673:History, 20th Century; D012577:Schools, Medical / Q000266:history* / Q000639:trends; D012955:Societies, Medical / Q000266:history