A modified flexible GnRH antagonist protocol using antagonist early cessation and a gonadotropin step-down approach improves live birth rates in fresh cycles: a randomized controlled trial - Xu, Bei; Geerts, Dirk; Yuan, Jiaying; Wang, Mengting; Li, Zhou; Lai, Qiaohong; Zheng, Yu; Liu, Si; Yang, Shulin; Zhu, Guijin; Jin, Lei (Human reproduction (Oxford), 2024)
Keywords: Adult; Birth Rate; Chorionic Gonadotropin - administration & dosage; Chorionic Gonadotropin - therapeutic use; Female; Fertilization in Vitro - methods; Gonadotropin-Releasing Hormone - antagonists & inhibitors; Hormone Antagonists - administration & dosage; Hormone Antagonists - therapeutic use; Humans; Live Birth - epidemiology; Male; Ovulation Induction - methods; Pregnancy; Pregnancy Outcome; Pregnancy Rate; Single Embryo Transfer - methods; Sperm Injections, Intracytoplasmic - methods; GnRH antagonist protocol; IVF; single embryo transfer; endometrial receptivity; live birth rate; progesterone elevation