Hematocrit values of youths 12-17 years, United States.
|Corporate Author:||National Center for Health Statistics (U.S.)|
Rockville, Md., U.S. Dept. of Health, Education, and Welfare, Public Health Service, 
Health and hygiene
Youth / Health and hygiene /
Youth / Health and hygiene / United States /
United States > United States / Statistics, Medical.
iii, 40 p.
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|Full viewno.140-146||University of California|