Celebrating one hundred years 1903-1993. Public health: a nurse's viewpoint.
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D006296:Health Services / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010414:Pennsylvania; D011634:Public Health / Q000266:history*; D011637:Public Health Nursing / Q000266:history*