TY  - JOUR 
T1  - Comparative study of percutaneous nephrolithotomy performed in the traditional prone position and in three different supine positions
JO  - International braz j urol
A1  - Melo, Petronio Augusto de Souza
A1  - Vicentini, Fabio Carvalho
A1  - Perrella, Rodrigo
A1  - Murta, Claudio Bovolenta
A1  - Claro, Joaquim Francisco de Almeida
SN  - 1677-5538
UL  - 10.1590/S1677-5538.IBJU.2018.0191
VL  - 45 
Y1  - 2019
PB  - Brasil 
ER  -