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Cardiovascular conditions of children 6-11 years and youths 12-17 years, United States, 1963-1965 and 1966-1970
National Center for Health Statistics (U.S.)
1 online resource (iv, 47 pages) : illustrations.
"Prevalence of heart and other circulatory conditions of children and youths in the United States as determined from standardized examination (diagnostic impression) findings and medical history, by age, sex, race, geographic region, and socioeconomic background as well as in relation to other selected findings from the Health Examination Surveys of 1963-1965 and 1966-1970."
Includes bibliographical references (page 17).