title: What on earth did I do with my pen?
authors.affiliation: Department of General Medicine, Queen Elizabeth Hospital, Birmingham, UK.
authors.forename: Sophie
authors.identifier: http://orcid.org/0000-0002-1068-0527
authors.initials: S
authors.lastname: Lumley
authors.affiliation: Department of Radiology, Queen Elizabeth Hospital, Birmingham, UK.
authors.forename: Arvind
authors.initials: A
authors.lastname: Pallan
authors.affiliation: Department of Surgery, Queen Elizabeth Hospital, Birmingham, UK.
authors.forename: Craig
authors.initials: C
authors.lastname: Checkley
authors.affiliation: Heart of England NHS Foundation Trust, Birmingham, UK Department of Surgery, University of Birmingham, Birmingham, UK.
authors.forename: Olga Noreen
authors.initials: ON
authors.lastname: Tucker
mesh_terms: D000328:Adult; D004386:Duodenum / Q000000981:diagnostic imaging*; D016099:Endoscopy, Gastrointestinal; D005260:Female; D005547:Foreign Bodies / Q000000981:diagnostic imaging* / Q000628:therapy*; D006801:Humans; D012187:Retroperitoneal Space / Q000000981:diagnostic imaging; D013270:Stomach / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed