A. Pretnar‐Darovec

Low dose mifepristone and two regimens of levonorgestrel for emergency contraception: a WHO multicentre randomised trial

Helena von Hertzen, Gilda Piaggio, Alexandre Peregoudov et al. · The Lancet · 2002 · 572 citations

Contraception, Contraceptive Use, Infertility +13

WHO multinational study of three misoprostol regimens after mifepristone for early medical abortion. I: Efficacy

Helena von Hertzen, Helena Honkanen, Gilda Piaggio et al. · BJOG An International Journal of Obstetrics & Gynaecology · 2003 · 119 citations

Multinational comparative clinical trial of long-acting injectable contraceptives: Norethisterone enanthate given in two dosage regimens and depot-medroxyprogesterone acetate. Final report

Hussein K. Toppozada, Suporn Koetsawang, V. E. Aimakhu et al. · Contraception · 1983 · 100 citations

Contraceptive Use, Contraception, Contraceptive Implants +15

Termination of pregnancy with reduced doses of mifepristone

P.F.A. Van Look, Richard C. Henshaw, J. N. Norman et al. · International Journal of Gynecology & Obstetrics · 1994 · 95 citations

Infertility, Fertility, Abortion +10

WHO multinational study of three misoprostol regimens after mifepristone for early medical abortion.

Helena Honkanen, Gilda Piaggio, Helena von Hertzen et al. · BJOG An International Journal of Obstetrics & Gynaecology · 2004 · 88 citations

Reproductive Sciences, Early Medical Abortion, Oral Contraceptive +24