1. Abortion surveillance: preliminary analysis-United States, 1981;Centers for Disease Control;Morbid Mortal Weekly Rep,1984
2. Abortion services in the United States, 1981 and 1982;Henshaw;Fam Plann Perspect,1984
3. Contraceptive practice among American women, 1973-1982;Bachrach;Fam Plann Perspect,1984