Goodwin, Paula, author
Hyattsville, Maryland. : U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, 2010.
2010
Grady, William R.
[Hyattsville, Md.] : U.S. Dept. of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, [1980]
1980