1. Reproductive Medical Center; Renmin Hospital of Wuhan University; Wuhan Hubei China
2. Hubei Clinic Research Center for Assisted Reproductive Technology and Embryonic Development; Wuhan Hubei China
3. Reproductive Medical Center; The First Affiliated Hospital of Xiamen University; Xiamen Fujian China
4. Fujian Provincial Key Laboratory of Reproductive Health Research; Medical College of Xiamen University; Xiamen Fujian China