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Proceedings of the Third Annual Conference of State Directors in Charge of the Local Administration of the Maternity and Infancy Act (act of Congress of November 23, 1921) Held in Washington, D.C. January 11-13, 1926
United States. Children's BureauAlice ChanningEdith Scott GrayHarriet Anne ByrneUnited States. Children's Bureau. Committee on Standards for Physicians Conducting Conferences in Child-Health CentersRobert Morse WoodburyUnited States. Children's Bureau. Committee on Standards of Prenatal Care
其他書名
1925
出版U.S. Government Printing Office, 1925
URLhttp://books.google.com.hk/books?id=NTqB3ENeSMMC&hl=&source=gbs_api
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