TY  - JOUR 
T1  - Lower energy and pulse stacking. A safer alternative for skin tightening using fractional CO<sub>2</sub> laser 
JO  - Acta Cirúrgica Brasileira
A1  - Motta, Marcos Matias
A1  - Stelini, Rafael Fantelli
A1  - Calderoni, Davi Reis
A1  - Gilioli, Rovilson
A1  - Kharmandayan, Paulo
SN  - 0102-8650
UL  - 10.1590/S0102-865020160010000005
VL  - 31 
Y1  - 2016
PB  - Brasil 
ER  -