U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics
Abstract
NCHS.Title from caption.Vols. for 1983-1987 issued as DHHS publication.Vol. for 1985 published by the Office of International Statistics, National Center for Health Statistics; 1987 by the International Statistics Staff, Office of Planning and Extramural Programs, National Center for Health Statistics
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