1. Department of Thoracic Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan, China
2. Western China Collaborative Innovation Center for Early Diagnosis and Multidisciplinary Therapy of Lung Cancer, Sichuan University, Chengdu 610041, China
3. State Key Laboratory of Biotherapy/Collaborative Innovation Center for Biotherapy, West West China Hospital, Sichuan University, Chengdu, Sichuan, China
4. Department of Pathology, West China Hospital, Sichuan University, Chengdu, Sichuan, China
5. Department of Surgery, Duke University School of Medicine, Durham, North Carolina, USA