Effect of 21-day and 24-day oral contraceptive regimens containing gestodene (60 μg) and ethinyl estradiol (15 μg) on ovarian activity

The Cervical Score

V. Insler, H Melmed, I Eichenbrenner et al. · International Journal of Gynecology & Obstetrics · 1972 · 240 citations

Shorter pill-free interval in combined oral contraceptives decreases follicular development

Jürgen Spona, Max Elstein, Wilfried Feichtinger et al. · Contraception · 1996 · 187 citations

Medicine, Gynecology, Obstetrics +16

Comparative profiles of reliability, cycle control and side effects of two oral contraceptive formulations containing 150 μg desogestrel and either 30 μg or 20 μg ethinyl oestradiol

Mats Åkerlund, Arne Rødez, J. H. Westergaard · BJOG An International Journal of Obstetrics & Gynaecology · 1993 · 83 citations

Medicine, Gynecology, Obstetrics +17

Is oral contraceptive use still associated with an increased risk of fatal myocardial infarction? Report of a case‐control study

Margaret Thorogood, Jim Mann, Michael Murphy et al. · BJOG An International Journal of Obstetrics & Gynaecology · 1991 · 76 citations

Medicine, Cardiology, Preventive Medicine +10

A comparison of the effects of two monophasic low dose oral contraceptives on the inhibition of ovulation

Cheryl Fitzgerald, Wilfried Feichtinger, J. Spona et al. · Advances in Contraception · 1994 · 59 citations

Medicine, Gynecology, Obstetrics +12