title: The channel occlusion technique: a novel method of retrieving polyps following snare resection.
authors.forename: W D
authors.initials: WD
authors.lastname: Chey
mesh_terms: D003111:Colonic Polyps / Q000601:surgery*; D006801:Humans; D008026:Ligation; D013048:Specimen Handling / Q000379:methods*