1. Department of Radiotherapy, Qilu Hospital of Shandong University, Jinan, Shandong Province, China
2. Department of Radiotherapy, Shandong Cancer Hospital, Jinan, Shandong Province, China
3. Department of Radiotherapy, Affiliated Hospital of Qingdao University, Qingdao, Shandong Province, China
4. Department of Radiotherapy, Qingdao Centre Medical Group, Qingdao, Shandong Province, China
5. Department of Radiotherapy, Second Hospital of Shandong University, Jinan, Shandong Province, China
6. Department of Radiotherapy, Yantai YuHuangDing Hospital, Yantai, Shandong Province, China
7. Department of Radiotherapy, Yantaishan Hospital, Yantai, Shandong Province, China
8. Department of Radiotherapy, Qingdao Municipal Hospital, Qingdao, Shandong Province, China
9. Department of Radiotherapy, Jining No.1 People's Hospital, Jining, Shandong Province, China
10. Department of Radiotherapy, Jinan Central Hospital, Jining, Shandong Province, China
11. Mundipharma (China) Pharmaceutical Co., Ltd., Beijing, China