Comparison of the perinatal outcomes of expected high ovarian response patients and normal ovarian response patients undergoing frozen-thawed embryo transfer in natural/small amount of HMG induced ovulation cycles

• Wenjuan ZhangThird Affiliated Hospital of Zhengzhou University
• Zhaozhao LiuThird Affiliated Hospital of Zhengzhou University
• Bijun WangThird Affiliated Hospital of Zhengzhou University
• Manman LiuThird Affiliated Hospital of Zhengzhou University
• Jiaheng LiThird Affiliated Hospital of Zhengzhou University
• Yichun GuanThird Affiliated Hospital of Zhengzhou University