TY  - JOUR 
T1  - Cartas ao Editor
JO  - Brazilian Journal of Cardiovascular Surgery
A1  - Nunes, Rogean R
SN  - 0102-7638
UL  - 10.1590/S0102-76382004000300014
VL  - 19 
Y1  - 2004
PB  - Brasil 
ER  -