J Thorac Dis 2015 Oct;7(10):1798-805
1 Department of Thoracic Surgery, Liaoning Cancer Hospital & Institute, Shenyang 110042, China ; 2 Dalian Medical University Clinical Oncology College, Shenyang 110042, China ; 3 Department of Cardiothoracic Surgery, 4 State Key Laboratory of Respiratory Disease, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou 511436, China ; 5 Key cite of National Clinical Research Center for Respiratory Disease, Guangzhou 510120, China.