TY  - JOUR 
T1  - Gas surrounding the urinary bladder in emphysematous cystitis
JO  - International braz j urol
A1  - Yang, Zhenyu
A1  - Sheng, Chang
SN  - 1677-5538
UL  - 10.1590/S1677-5538.IBJU.2016.0555
VL  - 43 
Y1  - 2017
PB  - Brasil 
ER  -