1. Department of Reproductive Medical Center The First Affiliated Hospital of Wenzhou Medical University Wenzhou Zhejiang China
2. Reproductive Medicine Center Tongji Medical College Huazhong University of Science and Technology Wuhan Tongji Reproductive Medicine Hospital Wuhan Hubei China
3. The Reproductive Medicine Center The General Hospital of Ningxia Medical University Yinchuan Ningxia China
4. Department of Andrology Jinghua Hospital of Shenyang Shenyang Liaoning China
5. Department of Reproductive Medical Center Hunan Yueyang Meternal and Children Health‐Care Hospital Yueyang Hunan China
6. Reproductive Medicine Center Tongji Medical College Huazhong University of Science and Technology Hubei Province Human Sperm Bank Wuhan Hubei China
7. Institute of Reproductive Health/Center of Reproductive Medicine Tongji Medical College Huazhong University of Science and Technology Wuhan Hubei China
8. Guangdong Provincial Engineering Technology Research Center for Autoimmune Laboratory Diagnostic Products Shenzhen Guangdong China
9. Department of Reproductive Medical Center Taihe Hospital Hubei University of Medicine Shiyan Hubei China