1. Guangdong and Shenzhen Key Laboratory of Male Reproductive Medicine and Genetics, Institute of Urology, Peking University Shenzhen Hospital, Shenzhen PKU‑HKUST Medical Center, Shenzhen, Guangdong 518036, P.R. China
2. Department of Urology, Peking University Shenzhen Hospital, Shenzhen, Guangdong 518036, P.R. China
3. Department of Ultrasound, Peking University Shenzhen Hospital, Shenzhen, Guangdong 518036, P.R. China