Nathan Davis and medicine's move from trade to profession.
Ziskin
L
L
New Jersey Department of Health and Senior Services, USA.
Mancuso
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D
D000574:American Medical Association / Q000266:history; D004501:Education, Medical / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D008007:Licensure, Medical / Q000266:history*; D012955:Societies, Medical / Q000266:history*; D014481:United States