TY  - JOUR 
T1  - Systematic review of animal research
JO  - Acta Cirúrgica Brasileira
A1  - Guimarães, Carlos Alberto
SN  - 0102-8650
UL  - 10.1590/S0102-86502009000100014
VL  - 24 
Y1  - 2009
PB  - Brasil 
ER  -