1. Department of Obstetrics and Gynaecology The First Affiliated Hospital of Chongqing Medical University Chongqing China
2. Department of Stem Cell Transplantation and Cell Therapy MD Anderson Cancer Center Houston Texas USA
3. Department of Obstetrics and Gynaecology Zhongnan Hospital of Wuhan University Wuhan Hubei China
4. Department of Obstetrics and Gynaecology Union Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan Hubei China
5. Department of Obstetrics and Gynaecology Tongji HospitalTongji Medical CollegeHuazhong University of Science and Technology Wuhan Hubei China
6. Department of Obstetrics and Gynaecology Third Affiliated Hospital of Guangzhou Medical University Guangzhou Guangdong China
7. Department of Neonatology Children’s Hospital of Chongqing Medical University Chongqing China
8. College of Life Sciences University of Leicester Leicester UK