1. Lung Cancer Center Department of Medical Oncology West China Hospital Sichuan University Chengdu China
2. Department of Oncology The First Affiliated Hospital of Chengdu Medical CollegeChengdu Medical College Chengdu China
3. Department of Pathology West China Hospital Sichuan University Chengdu China
4. Department of Abdominal Oncology West China Hospital Sichuan University Chengdu China