Internal medicine in the 1930s.
Roberg
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University of Illinois, Chicago.
D001900:Boston; D003141:Communicable Diseases / Q000266:history; D006331:Heart Diseases / Q000266:history; D049673:History, 20th Century; D006784:Hospitals, Teaching / Q000266:history*; D006801:Humans; D007388:Internal Medicine / Q000266:history*; D007396:Internship and Residency / Q000266:history; D007755:Laboratories, Hospital / Q000266:history; D011014:Pneumonia / Q000266:history; D012749:Sexually Transmitted Diseases / Q000266:history