1. Department of Gastroenterology, Chongqing Key Laboratory of Digestive Malignancies, Daping Hospital, Army Medical University (Third Military Medical University), Chongqing, China
2. Department of Neurology, Southwest Hospital, Army Medical University, Chongqing, China
3. Department of Pathogen Biology-Microbiology Division, Key Laboratory of Pathogen of Jiangsu Province; The Affiliated Suzhou Hospital of Nanjing Medical University, Suzhou Municipal Hospital Gusu School, Nanjing Medical University, Jiangsu, China
4. Department of Radiology, Southwest Hospital, Army Medical University, Chongqing, China