Westchester County Medical Society and Westchester Division, New York Hospital-Cornell Medical Center; milestones in history.
D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006761:Hospitals / Q000266:history*; D009518:New York; D009519:New York City; D012955:Societies, Medical / Q000266:history*