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Start Over Subjects Vaccination ✖Remove constraint Subjects: Vaccination Titles Studies in influenza and pneumonia. IV, Further results of prophylactic inoculations ✖Remove constraint Titles: Studies in influenza and pneumonia. IV, Further results of prophylactic inoculations Dates by Range 1900-1949 ✖Remove constraint Dates by Range: 1900-1949

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  • Studies in influenza and pneumonia. IV, Further results of prophylactic inoculations1