title: Barium studies/virtual colonoscopy: the gastroenterologist's perspective.
authors.affiliation: Indiana University Medical Center, Indianapolis, Indiana 46202-5121, USA.
authors.forename: Douglas K
authors.initials: DK
authors.lastname: Rex
mesh_terms: D001466:Barium Sulfate; D023881:Colonography, Computed Tomographic; D015179:Colorectal Neoplasms / Q000175:diagnosis*; D004247:DNA / Q000032:analysis; D004733:Enema; D005243:Feces / Q000737:chemistry; D006801:Humans; D008279:Magnetic Resonance Imaging; D014057:Tomography, X-Ray Computed
chemical_list: D001466:Barium Sulfate; D004247:DNA