1. Advance report of final natality statistics, 1981;National Center For Health Statistics;Monthly Vital Stat Rep,1983
2. U.S. and cross-national trends in teenage sexual and fertility behavior;Alan Guttmacher Institute,1984
3. Teenage pregnancy: The problem that hasn't gone away;Alan Guttmacher Institute,1981
4. Trends in adolescent contraception, pregnancy, and childbearing;Baldwin,1983
5. Adolescent abortions in the United States;Cates;J Adolesc Health Care,1980