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Publications and Data Tapes of the National Center for Health Statistics Available from the National Technical Information Service

National Center for Health Statistics (U.S.)

出版	Department of Health, Education, and Welfare, Public Health Service, National Center for Health Statistics, 1978
URL	http://books.google.com.hk/books?id=KYGrJM7iJCsC&hl=&source=gbs_api