1. Department of Radiology Qingchun Hospital of Zhejiang Province Hangzhou Zhejiang China
2. Cancer Center, Department of Radiation Oncology Zhejiang Provincial People's Hospital, Affiliated People's Hospital, Hangzhou Medical College Hangzhou Zhejiang China
3. Department of Gynecology Zhejiang Provincial People's Hospital, Affiliated People's Hospital, Hangzhou Medical College Hangzhou Zhejiang China