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Start Over Collections Images from the History of Medicine (IHM) ✖Remove constraint Collections: Images from the History of Medicine (IHM) Subjects Influenza Pandemic, 1918-1919 ✖Remove constraint Subjects: Influenza Pandemic, 1918-1919 Titles Influenza spread by droplets sprayed from nose and throat ✖Remove constraint Titles: Influenza spread by droplets sprayed from nose and throat

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