A forgotten enemy: PHS's fight against the 1918 influenza pandemic.
Gernhart
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Office of PHS Historian, Rockville, MD 20857, USA. ggernhart@psc.gov
D049673:History, 20th Century; D006801:Humans; D007251:Influenza, Human; D014481:United States; D014492:United States Public Health Service; D014857:Warfare