[Safety and efficacy of Laager left atrial appendage occlusion system in patients with nonvalvular atrial fibrillation: a prospective, multicenter clinical study].
M.-Y. Ding
C.-Y. Jiang
H. Cai
M.-L. Chen
Zhong-Ping Ning
J. Peng
J.-B. Li
X.-Y. Qi
R.-M. Wang
Y.-L. Xia
Y.-G. Li
H.-S. Zeng
M. Liang
Z.-L. Wang
Y. Han
Medicine