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Start Over You searched for: Subjects Smallpox Vaccine -- therapeutic use Remove constraint Subjects: Smallpox Vaccine -- therapeutic use Subjects Health Education Remove constraint Subjects: Health Education Subjects Smallpox -- prevention & control Remove constraint Subjects: Smallpox -- prevention & control Languages Chinese Remove constraint Languages: Chinese Genre Posters Remove constraint Genre: Posters Dates by Range 1950-1999 Remove constraint Dates by Range: 1950-1999

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