1. Department of Infertility and Sexual Medicine The Third Affiliated Hospital of Sun Yat‐sen University Guangzhou China
2. Graduate School Guangxi University of Chinese Medicine Nanning China
3. Guangdong Provincial Key Laboratory for Crop Germplasm Resources Preservation and Utilization Agro‐biological Gene Research Center Guangdong Academy of Agricultural Sciences Guangzhou China
4. Department of Urinary Surgery The First Affiliated Hospital of Guangzhou Medical University Guangzhou Guangdong Province China
5. Department of Veterinary Teaching Hospital Huazhong Agricultural University Wu han China
6. Department of Urinary Surgery Meizhou People's Hospital (Huangtang Hospital) Meizhou, Guangdong China