Affiliation: | (1) Department of Radiology, Indiana University School of Medicine, Indiana University Hospital, 550 N. University Boulevard, Indianapolis, IN 46202-5253, USA, US;(2) Department of Surgery, Indiana University School of Medicine, Indiana University Hospital, 550 N. University Boulevard, Indianapolis,IN 46202, USA, US;(3) Department of Medicine, Division of Gastroenterology, Indiana University School of Medicine, Indiana University Hospital,550 N. University Boulevard, Indianapolis, IN 46202, USA, US |