Hanyang University - Department of Radiology, Hanyang University - Department of Internal Medicine, Yokohama City University - Department of Gastroenterology and Hepatology, Yokohama City University - Department of Gastroenterology and Hepatology, Ogaki Municipal Hospital - Department of Gastroenterology, Ogaki Municipal Hospital - Department of Gastroenterology, Hanyang University - Department of Medical and Digital Engineering, Hanyang University - Department of Radiology, Hanyang University - Department of Radiology, Stanford University - Division of Gastroenterology and Hepatology, Hanyang University - Department of Internal Medicine and Aichi Medical University - Division of Hepatology and Pancreatology