TY  - JOUR 
T1  - Peratrial Device Closure of Atrial Septal Defect Under Transesophageal Echocardiographic Guidance without Fluoroscopy Compared to Conventional On-Pump Surgical Closure
JO  - Brazilian Journal of Cardiovascular Surgery
A1  - Guo, Zhixiang
A1  - Zhang, Chengxin
A1  - Wang, Huan
A1  - Ge, Shenglin
SN  - 0102-7638
UL  - 10.21470/1678-9741-2016-0021
VL  - 32 
Y1  - 2017
PB  - Brasil 
ER  -