Comparison of pregnancy rates following frozen embryo transfer according to the reason for freezing: risk of ovarian hyperstimulation vs inadequate endometrial thickness.

A study to Determine the Efficacy of Controlled Ovarian Hyperstimulation (COH) Regimen Using a Gonadotropin Releasing Hormone (GnRH) Agonist (a) Versus Antagonist (ant) in Women of Advanced Reproductive Age with Varying Degrees of Oocyte Reserve. Jerome H. Check, Jung K. Choe, Deanna Brasile, Rachael Cohen, Carrie Wilson,. UMDNJ, Robert Wood Johnson Med. School at Camden, Cooper Hosp./Univ. Med. Cntr., Dept. OB/GYN, Div. Repro. Endo. & Infertility, Camden, NJ.