Author
National Center for Health Statistics (U.S.),
4
National Center for Health Statistics (U.S.)
3
American Community Survey (U.S.)
1
Goodwin, Paula,
1
Grady, William R.
1
Kreider, Rose M.
1
Kuhn, Russell P.
1
Kuhn, Russell P.,
1
Lewis, Jamie M.,
1
National Survey of Family Growth (U.S.)
1
U.S. Census Bureau,
1
United States. Public Health Service. Office of Health Research, Statistics, and Technology
1
Williams, Kristen M.
1
Williams, Kristen M.,
1
Wilson, Barbara Foley
1
Wilson, Barbara Foley,
1