Autor: |
Liu X; Department of Obstetrics and Gynecology, The First People's Hospital of Shuangliu District, Chengdu, Sichuan, China., Li S; Department of Obstetrics and Gynecology, The First People's Hospital of Shuangliu District, Chengdu, Sichuan, China., Xie H; Department of Reproductive Medicine, Sichuan Academy of Medical Sciences and Sichuan Provincial People's Hospital, Chengdu, Sichuan, China., Shen P; Department of Obstetrics and Gynecology, The First People's Hospital of Shuangliu District, Chengdu, Sichuan, China. Electronic address: layrahs@163.com. |