1. Department of Thoracic Surgery, West China Hospital of Sichuan University, Chengdu, Sichuan 610041, China
2. Lung Cancer Center, West China Hospital of Sichuan University, Chengdu, Sichuan 610041, China
3. Department of Pathology, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China
4. The Key Laboratory of Molecular Biology for High Cancer Incidence Coastal Chaoshan Area and Department of Biochemistry and Molecular Biology, Shantou University Medical College, Shantou, Guangdong 515041, China
5. The Key Laboratory of Molecular Biology for High Cancer Incidence Coastal Chaoshan Area and Institute of Oncologic Pathology, Shantou University Medical College, Shantou, Guangdong 515041, China