America's hospitals: a 200-year odyssey.
D006676:History of Nursing; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006761:Hospitals / Q000266:history*; D007350:Insurance, Hospitalization; D012955:Societies, Medical / Q000266:history; D014481:United States