1. Department of Radiology, The Third Medical Center of PLA General Hospital, Beijing, China
2. Department of Oncology, The People’s Hospital of Jianyang City, Chengdu, China
3. Research Center for Birth Defects Prevention and Control Technology, Chinese PLA General Hospital, Beijing, China
4. Department of Research, Characteristic Medical Center of Chinese People's Armed Police Force, Tianjin, China
5. Readitec Medical Systems (Chengdu) Co., Ltd, Chengdu, China