1. Department of Radiation Oncology, The First Hospital of China Medical University, Shenyang, China Department of Radiation Oncology, Anshan Cancer Hospital, Anshan, China
2. Department of Medical Oncology, The First Hospital of China Medical University, Shenyang, China
3. Department of Radiation Oncology, Shenyang Chest Hospital, Shenyang, China
4. Department of Radiation Oncology, General Hospital of Benxi Iron & Steel Industry Group of Liaoning Health Industry Group, Shenyang, China
5. Department of Radiation Oncology, The First Hospital of China Medical University, Shenyang, China
6. Department of Radiation Oncology, The First Hospital of China Medical University, 155 Nanjing Road, Heping District, Shenyang, 110001, China