TY - BOOK ED - United States. Department of Health, Education, and Welfare. Public Health Service TI - Total Serum Cholesterol Values of Youths 12-17 Years. United States T2 - Vital and Health Statistics.Series 11: Data from the National Health Survey, no. 156 PY - 1976/// CY - Rockville,Md. PB - National Center for Health Statistics N1 - Includes bibliographic references ER -