title: Air versus carbon dioxide insufflation in double contrast barium enemas: the role of active gaseous drainage.
authors.forename: J C
authors.initials: JC
authors.lastname: Jobling
mesh_terms: D000388:Air; D001466:Barium Sulfate; D002245:Carbon Dioxide / Q000008:administration & dosage*; D003287:Contrast Media; D004733:Enema; D006801:Humans; D011029:Pneumoradiography / Q000379:methods*
chemical_list: D003287:Contrast Media; D002245:Carbon Dioxide; D001466:Barium Sulfate