¹Department of Urology, Shanghai Children’s Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai 200062, China.

²Department of Urology, Shanghai Punan Hospital of Pudong New District, Punan Branch of Renji Hospital, Shanghai 200000, China.

³Department of Urology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China.

⁴Department of Electronic Engineering, Tsinghua University, Beijing, China.

⁵Department of Radiology, Shanghai Children’s Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai 200062, China.

⁶Department of Urology, Wuxi Children’s Hospital, Wuxi, China.

⁷Department of Urology, The Sixth Affiliated Hospital of Harbin Medical University, Harbin, China.

⁸Department of Urology, Guangdong Women and Children Hospital, Guangzhou, China.

⁹Department of Urology, Jiangxi Provincial Children’s Hospital, Nanchang, China.

¹⁰Department of Radiology, Children′s Hospital of Fudan University, Shanghai 201102, China.

¹¹Department of Computer Science and Engineering, Shanghai Jiao Tong University, Shanghai 200240, China.

¹²Department of Urology, Children′s Hospital of Fudan University, Shanghai 201102, China.