1. Department of Obstetrics and Gynecology, Nanjing Drum Tower Hospital, Affiliated Hospital of Medical School Nanjing University Nanjing China
2. Center for Reproductive Medicine and Obstetrics and Gynecology, Nanjing Drum Tower Hospital, Affiliated Hospital of Medical School Nanjing University Nanjing China
3. Nanjing Drum Tower Hospital Clinical College of Traditional Chinese and Western Medicine Nanjing University of Chinese Medicine Nanjing China
4. Institute of Genetics and Developmental Biology Chinese Academy of Sciences Beijing China
5. State Key Laboratory of Pharmaceutical Biotechnology Nanjing University Nanjing China