J Thorac Dis 2016 Mar;8(3):600-7
1 Department of Thoracic Surgery, the First Affiliated Hospital of Guangzhou Medical University, Guangzhou 510120, China ; 2 Guangzhou Research Institute of Respiratory Disease, China State Key Laboratory of Respiratory Disease, Guangzhou 510120, China ; 3 National Centre for Clinical Trials on Respiratory Diseases, Guangzhou 510120, China ; 4 Department of Anesthesiology, the First Affiliated Hospital of Guangzhou Medical University, Guangzhou 510120, China.