title: Invited commentary.
authors.affiliation: Division of Gastroenterology, University of Michigan Medical Center Ann Arbor, Michigan, USA.
authors.forename: Laurel R
authors.initials: LR
authors.lastname: Fisher
mesh_terms: D006801:Humans; D007410:Intestinal Diseases / Q000000981:diagnostic imaging*; D007421:Intestine, Small / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed / Q000379:methods*