Behavior patterns of children in school, United States /
|Format:||Government Document eBook|
Rockville, Maryland :
U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics,
|Series:||Vital and health statistics. Data from the National Health Survey ;
no. 113. |
DHEW publication ; no. (HRA) 76-1042.