Plan and operation of the Health and Nutrition Examination Survey, United States, 1971-1973 [electronic resource] : a description of a national health and nutrition examination survey of a probability sample of the U.S. population 1-74 years of age.
- Hyattsville, Md. : U.S. Dept. of Health, Education, and Welfare, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics, 
- Government document
- Vital and health statistics. Programs and collection procedures ; Series 1, no. 10a.
DHEW publication ; no. (PHS) 79-1310.
Vital and health statistics. Series 1, Programs and collection procedures ; no. 10 a
DHEW publication. ; no. (PHS) 79-1310
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