1. Department of Radiation Oncology; Jiangxi Cancer Hospital; Nanchang China
2. Department of Oncology; Jiangxi Maternity and Child Health Care Hospital; Nanchang China
3. Department of Radiology; Jiangxi Cancer Hospital; Nanchang China
4. Department of Statistics; Jiangxi Cancer Hospital; Nanchang China
5. Department of Oncology; First Affiliated Hospital of Gannan Medical College; Ganzhou China