TY  - JOUR 
T1  - Pediatric Urology
JO  - International braz j urol
A1  - Kogan, Barry A.
SN  - 1677-5538
UL  - 10.1590/S1677-55382005000600023
VL  - 31 
Y1  - 2005
PB  - Brasil 
ER  -