1. The Second Affiliated Hospital and Yuying Children’s Hospital, Wenzhou Medical University, Wenzhou, China;
2. Center for Biomedical Research, The Mary M. Wohlford Laboratory for Male Contraceptive Research, Population Council, New York, USA;
3. Department of Reproductive Physiology, Zhejiang Academy of Medical Sciences, Hangzhou, China;
4. Department of Biology, Croucher Institute for Environmental Sciences, Hong Kong Baptist University, Hong Kong, China;
5. Institute of Reproductive Medicine, Nantong University School of Medicine, Nantong, China