title: Stubborn stones: breakages of a mechanical lithotripter by an exceptionally hard gallstone.
authors.affiliation: Department of General Surgery, Blackpool Victoria Hospital, Blackpool, UK.
authors.forename: Natalie
authors.initials: N
authors.lastname: Allen
authors.forename: Stephen
authors.initials: S
authors.lastname: Pettit
authors.forename: Abid
authors.initials: A
authors.lastname: Ali
mesh_terms: D000369:Aged, 80 and over; D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000295:instrumentation*; D004868:Equipment Failure; D005260:Female; D042882:Gallstones / Q000628:therapy*; D006801:Humans; D008096:Lithotripsy / Q000295:instrumentation*