1. Preventing pregnancy, protecting health: a new look at birth control choices in the United States;Harlap,1991
2. Abortion surveillance, United States, 1988;Koonin;MMWR,1991
3. Abortion surveillance: preliminary analysis-United States, 1989;MMWR,1991
4. Sexual behavior among high school students: United States, 1990;MMWR,1992
5. The sexual and reproductive behavior of American women, 1982-1988;Forrest;Fam Plann Perspect,1990