1. Division of Gastroenterology and Hepatology, Department of Internal MedicineKaohsiung Veterans General Hospital and National Yang‐Ming University Kaohsiung Taiwan
2. Institute of Biomedical InformaticsAcademia SinicaNational Yang‐Ming University and Institute of Biomedical Sciences Taipei Taiwan
3. Department of Internal Medicine, Division of Gastroenterology, Michigan MedicineUniversity of Michigan Ann Arbor Michigan USA
4. Department of Nuclear MedicineKaohsiung Veterans General Hospital and National Yang‐Ming University Kaohsiung Taiwan
5. Division of Gastroenterology, Department of Internal MedicineKaohsiung Medical University Hospital, Kaohsiung Medical University Kaohsiung Taiwan
6. Department of Medical Education and ResearchKaohsiung Veterans General Hospital Kaohsiung Taiwan
7. Institute of Biomedical SciencesNational Sun Yat‐Sen University Kaohsiung Taiwan