Intraoperative Device Closure of Perimembranous Ventricular septal defects with Transthoracic Minimal Invasion Journal title: Scholars Journal of Applied Medical Sciences Authors: Xianzhu Liang, Tianci Qian, Fang Lei, Fugui Ruan, Jiangbin Sun, Xingxing Peng, Jianfei Song, Zhenzon... Subject(s):