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Comparability of Maternal Mortality Rates in the United Sates and Certain Foreign Countries
Alida C. BowlerDouglas Armour ThomElizabeth Carpenter TandyMary Ruth ColbyUnited States. Children's BureauRuth 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. 1933-1935
出版U.S. Government Printing Office, 1933
URLhttp://books.google.com.hk/books?id=jOrHF7JyhXsC&hl=&source=gbs_api
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