1. Obstetrics and Gynecology Department, The Second Affiliated Hospital of Chongqing Medical University, Chongqing, China
2. The Center for Reproductive Medicine, Obstetrics and Gynecology Department, The Second Affiliated Hospital of Chongqing Medical University, Chongqing, China
3. Joint International Research Lab for Reproduction and Development, Ministry of Education, Chongqing, China
4. Reproduction and Stem Cell Therapy Research Center of Chongqing, Chongqing, China