Drury, Thomas F.
[Rockville, Md.] : U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Center for Health Statistics, [1978]
1978
Drury, Thomas F., author.
Hyattsville, Maryland : U.S. Department of Health and Human Services, Public Health Service, National Center for Health Statistics, 1987.
1987
Turczyn, Kathleen M., author.
Hyattsville, Maryland : U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Center for Health Statistics, 1992.
1992
Drury, Thomas F.
[Hyattsville, Md.] : [U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics], [1986]
1986