1. Department of Radiology and Center for Medical Imaging, and State Key Laboratory of Biotherapy, West China Hospital, Sichuan University, No.17 South Renmin Road, Chengdu, Sichuan 610041, China
2. Department of Thoracic Surgery, West China Hospital, Sichuan University, No.17 South Renmin Road, Chengdu, Sichuan 610041, China
3. Laboratory of Cancer Epigenetics and Genomics, Frontiers Science Center for Disease-related Molecular Network, West China Hospital, Sichuan University, No.17 South Renmin Road, Chengdu 610041, China