Department of Urology;
Xijing Hospital;
The Fourth Military Medical University;
Xi'an 71CXD32;
China;
Department of Urology;
Tangdu Hospital;
The Fourth Military Medical University;
Xi'an 710038;
China;
lnformation Center;
Xijing Hospital;
The Fourth Military Medical University;
Xi'an 71CXD32;
China;