1. Institute of Reproductive Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, PR China
2. Ningxia Human Sperm Bank, Institute of Medical Sciences, General Hospital of Ningxia Medical University, Yinchuan, 750004, PR China
3. School of Life Science and Technology, Wuhan Polytechnic University, Wuhan, 430023, PR China
4. Hunan Provincial Key Laboratory of Regional Hereditary Birth Defects Prevention and Control, Changsha Hospital for Maternal and Child Health Care Affiliated to Hunan Normal University, Changsha, PR China