title: Dangerous sandwiches.
authors.affiliation: Department of Cardiology, University Hospital Birmingham, Edgbaston, Birmingham, UK. christopherboos@hotmail.com
authors.forename: Christopher John
authors.initials: CJ
authors.lastname: Boos
authors.forename: Una
authors.initials: U
authors.lastname: Martin
authors.forename: Russell C
authors.initials: RC
authors.lastname: Cherry
authors.forename: Howard J
authors.initials: HJ
authors.lastname: Marshall
mesh_terms: D000328:Adult; D054537:Atrioventricular Block / Q000175:diagnosis / Q000209:etiology* / Q000503:physiopathology; D003680:Deglutition Disorders / Q000150:complications*; D005260:Female; D006801:Humans; D010138:Pacemaker, Artificial