1. Department of Radiology West China Hospital, Sichuan University Chengdu China
2. Department of Radiology Duke University Medical Center Durham North Carolina USA
3. Big Data Research Center University of Electronic Science and Technology of China Chengdu China
4. Departments of Radiology and Epidemiology University of Ottawa Ottawa Ontario Canada
5. Clinical Epidemiology Program The Ottawa Hospital Research Institute Ottawa Ontario Canada
6. Department of Radiation Oncology Duke University School of Medicine Durham North Carolina USA
7. Department of Electrical and Computer Engineering Pratt School of Engineering, Duke University Durham North Carolina USA
8. Center for Advanced Magnetic Resonance in Medicine Duke University Medical Center Durham North Carolina USA
9. Division of Gastroenterology, Department of Medicine Duke University Medical Center Durham North Carolina USA