<正>Objective:To explore the clinical outcomes of the infertile women with retrieved oocytes less than or equal to 5 undergoing in vitro fertilization-embryo tr
<正>Objectives:To investigate the effect of sperm DNA fragmentation on outcomes of in vitro fertilization(IVF) and intracytoplasmic sperm injection(ICSI). Metho
<正>Objective:To explore the relationship among body mass index(BMI),dosage of progesterone(P) and serum progesterone concentration,and provide reference for th