1. Department of Urinary Surgery of Changzheng Hospital; Second Military Medical University; No. 415, Fengyang Road, Huangpu District Shanghai 200003 China
2. Department of Urinary Surgery of Third Affiliated Hospital; Second Military Medical University; No. 700, Moyu Road, Jiading District Shanghai 201805 China
3. Urology Research Center of PLA; Changzheng Hospital; Second Military Medical University; No. 415, Fengyang Road, Huangpu District Shanghai 200003 China