About the Authors

Chunfang Zhang

Contributed equally to this work with: Chunfang Zhang, Luping Yu

Affiliation Department of Clinical Epidemiology, Peking University People’s Hospital, Beijing, China

Luping Yu

Contributed equally to this work with: Chunfang Zhang, Luping Yu

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Tao Xu

xutao@medmail.com.cn (TX); zq301@126.com (QZ)

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Yichang Hao

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Xiaowei Zhang

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Zhenhua Liu

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Yunbei Xiao

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Xiaofeng Wang

Affiliation Department of Urology, Peking University People’s Hospital, Beijing, China

Qiang Zeng

xutao@medmail.com.cn (TX); zq301@126.com (QZ)

Affiliation International Medical Center, Chinese PLA General Hospital, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TX QZ CFZ. Performed the experiments: CFZ LPY YCH XWZ ZHL YBX. Analyzed the data: CFZ LPY. Contributed reagents/materials/analysis tools: TX QZ XFW CFZ. Wrote the paper: CFZ LPY.