TY  - JOUR 
T1  - Papers of the Postgraduation Program of the Department of Surgery and Anatomy of Ribeirão Preto Medical School, University of São Paulo, Brazil
JO  - Acta Cirúrgica Brasileira
A1  - Castro-e-Silva, Orlando de
SN  - 0102-8650
UL  - 10.1590/S0102-86502008000700001
VL  - 23 
Y1  - 2008
PB  - Brasil 
ER  -