Vaginal gel versus intramuscular progesterone for luteal phase supplementation: a prospective randomized trial

Pharmacokinetics and endometrial tissue levels of progesterone after administration by intramuscular and vaginal routes: a comparative study

Rachel A. Miles, Richard J. Paulson, Rogerio A. Løbo et al. · Fertility and Sterility · 1994 · 385 citations

Myometrial Contractility, Endometrial Tissue Levels, Hormonal Contraceptive +11

Targeted drug delivery in gynaecology: the first uterine pass effect

Carlo Bulletti, Dominique de Ziegler, C Flamigni et al. · Human Reproduction · 1997 · 243 citations

Infertility, Entire Uterus, Uterine Fibroids +14

Direct Transport of Progesterone From Vagina to Uterus

Ettore Cicinelli, Dominique de Ziegler, Carlo Bulletti et al. · Obstetrics and Gynecology · 2000 · 209 citations

Fertility, Im Progesterone, Gynecology +24

A prospective randomized comparison of intramuscular or intravaginal natural progesterone as a luteal phase and early pregnancy supplement

Johan Smitz, Paul Devroey, B Faguer et al. · Human Reproduction · 1992 · 141 citations

Direct transport of progesterone from vagina to uterus

Ettore Cicinelli · Obstetrics and Gynecology · 2000 · 133 citations