1. Department of Radiation Oncology; Rui Kang Hospital; Guangxi Traditional Chinese Medical University; Nanning Guangxi Zhuang Autonomous Region China
2. Cyberknife Center; Rui Kang Hospital; Guangxi Traditional Chinese Medical University; Nanning Guangxi Zhuang Autonomous Region China
3. Department of Gastroenterology; Rui Kang Hospital; Guangxi Traditional Chinese Medical University; Nanning Guangxi Zhuang Autonomous Region China