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Start Over You searched for: Collections World War 2, 1939-1949 Remove constraint Collections: World War 2, 1939-1949 Subjects Sociological Factors Remove constraint Subjects: Sociological Factors Dates by Range 1900-1949 Remove constraint Dates by Range: 1900-1949

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1. Study of health, social and economic conditions in Health Area 20, East Harlem Health District, New York City