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Start Over Formats Text ✖Remove constraint Formats: Text Subjects Midwifery -- methods ✖Remove constraint Subjects: Midwifery -- methods Subjects Obstetrics -- methods ✖Remove constraint Subjects: Obstetrics -- methods Subjects Labor, Obstetric ✖Remove constraint Subjects: Labor, Obstetric Subjects African Americans ✖Remove constraint Subjects: African Americans Languages English ✖Remove constraint Languages: English Dates by Range 1900-1949 ✖Remove constraint Dates by Range: 1900-1949

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