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The Public Health Conference on Records and Statistics

出版	U.S. Department of Health, Education, and Welfare, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics, 1979
URL	http://books.google.com.hk/books?id=bBqqLYfM4M0C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN