Hu Liao1,2, Dan Pu3, Nan Chen1, Tian-Jian Lu4, Kang Ning4, Yang Han5, Jian-Dong Mei1,2, Cheng-Wu Liu1,2, Lun-Xu Liu1,2. 1. Department of Thoracic Surgery, West China Hospital, Sichuan University, Chengdu 610041, China. 2. Western China Collaborative Innovation Center for Early Diagnosis and Multidisciplinary Therapy of Lung Cancer, Chengdu 610041, China. 3. Clinical Training Center, West China Hospital, Sichuan University, Chengdu 610041, China. 4. West China School of Medicine, Sichuan University, Chengdu 610041, China. 5. College of Mechanical and Electrical Engineering of the University of Electronic Science and Technology, Chengdu 610041, China.