title: Triradiate dilator in laparoscopic cholecystectomy.
authors.affiliation: Department of Surgery, University Hospital, Queen's Medical Centre, Nottingham, UK.
authors.forename: M J
authors.initials: MJ
authors.lastname: Dennis
authors.forename: M L
authors.initials: ML
authors.lastname: Nicholson
authors.forename: J
authors.initials: J
authors.lastname: Doran
authors.forename: C S
authors.initials: CS
authors.lastname: Ubhi
mesh_terms: D017081:Cholecystectomy, Laparoscopic / Q000295:instrumentation*; D004106:Dilatation / Q000295:instrumentation; D006801:Humans