1. Study of health, social and economic conditions in Health Area 20, East Harlem Health District, New York City Author(s): New York (N.Y.). Department of Health. Committee on Neighborhood Health Development. East Harlem District Health Committee. Special Committee on Health Area 20, author. Publication: New York, N.Y. : East Harlem District Health Committee, [1942] Subject(s): Health StatusHealth Status DisparitiesSociological FactorsNew York City