Frozen-thawed embryo transfer is an independent risk factor for third stage of labor complications

Third stage of labor complications are more prevalent following singleton vaginal deliveries of gestations conceived through in vitro fertilization (IVF) and fresh embryo transfer. This study aimed to evaluate these complications in pregnancies conceived through frozen-thawed embryo transfer (FET), in which endometrial preparation differs from fresh cycles. A cohort study of all singleton pregnancies conceived through IVF-FET who delivered...