1. Department of Radiation Oncology, China-Japan Union Hospital of Jilin University, Changchun, China
2. Department of Radiation Oncology, Beijing Cancer Hospital, Beijing, China
3. Department of Gynecologic Oncology, Guangxi Medical University Cancer Hospital, Nanning, China
4. Department of Oncology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China
5. Department of Radiation Oncology, The First Affiliated Hospital of China Medical University, Shenyang, China
6. Department of Radiation Oncology, The Affiliated Hospital of Inner Mongolia Medical University, Hohhot, China