A century of progress in public health?
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D004813:Epidemiology / Q000266:history; D049673:History, 20th Century; D006801:Humans; D010506:Periodicals as Topic / Q000266:history; D011634:Public Health / Q000266:history*; D011643:Publishing / Q000266:history*; D012955:Societies, Medical; D014481:United States