Sample design, sampling variance, and estimation procedures for the National Ambulatory Medical Care Survey /
|Format:||Government Document eBook|
Hyattsville, Md. :
U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics,
|Series:||DHHS publication ;
no. (PHS) 88-1382. |
Vital and health statistics. Data evaluation and methods research ; no. 108.
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