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Comparability of Maternal Mortality Rates in the United States and Certain Foreign Countries
Alida C. BowlerDouglas Armour ThomElizabeth Carpenter TandyFrances Catherine RothertMary Ruth ColbyRuth S. Bloodgood
其他書名
A Study of the Effects of Variations in Assignment Procedures, Definitions of Live Births, and Completeness of Birth Registration
出版United States Department of Labor, Children's Bureau, 1933
URLhttp://books.google.com.hk/books?id=39OZBEbeLYIC&hl=&source=gbs_api
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