title: Paper colic.
authors.affiliation: Department of Nephrology, Belfast City Hospital.
authors.forename: W A
authors.initials: WA
authors.lastname: McCallion
authors.forename: J F
authors.initials: JF
authors.lastname: Douglas
mesh_terms: D000293:Adolescent; D003085:Colic / Q000209:etiology*; D005547:Foreign Bodies / Q000150:complications*; D006801:Humans; D008297:Male; D010209:Paper; D011859:Radiography; D014513:Ureter / Q000000981:diagnostic imaging; D014515:Ureteral Diseases / Q000209:etiology*; D014517:Ureteral Obstruction / Q000000981:diagnostic imaging / Q000209:etiology