1. Department of Radiation Oncology, Lianyungang First People's Hospital, Jiangsu, People's Republic of China
2. Tumor Laboratory, Department of Radiation Oncology, The Affiliated Lianyungang Hospital of Xuzhou Medical University, Jiangsu, People's Republic of China
3. Department of Bioinformatics, School of Basic Medical Sciences, Nanjing Medical University, Nanjing, People's Republic of China
4. Department of Radiation Oncology, The Affiliated Lianyungang Hospital of Xuzhou Medical University, Jiangsu, People's Republic of China