Differences between users and non-users of emergency contraception after a recognized unprotected intercourse

Randomised controlled trial of levonorgestrel versus the Yuzpe regimen of combined oral contraceptives for emergency contraception

The Lancet · 1998 · 733 citations

Medicine, Gynecology, Obstetrics +14

Randomised controlled trial of levonorgestrel versus the Yuzpe regimen of combined oral contraceptives for emergency contraception

Helena von Hertzen, Franziska Paul · 1998 · 450 citations

Medicine, Gynecology, Obstetrics +14

The Effects of Self-Administering Emergency Contraception

Anna Glasier, David T. Baird · New England Journal of Medicine · 1998 · 348 citations · Full text

Medicine, Gynecology, Obstetrics +12

Comparison of three single doses of mifepristone as emergency contraception: a randomised trial

The Lancet · 1999 · 180 citations

Medicine, Gynecology, Obstetrics +13

Abortion mortality, United States, 1972 through 1987

Herschel W. Lawson, Alice Frye, Hani K. Atrash et al. · American Journal of Obstetrics and Gynecology · 1994 · 129 citations

Public Health, Maternal Health, Obstetrics +14