title: Dual-chamber pacemaker in persistent left superior vena cava.
authors.affiliation: Department of Cardiology, University Hospital Coventry, UK.
authors.forename: Fraz
authors.initials: F
authors.lastname: Umar
authors.forename: Abdalla
authors.initials: A
authors.lastname: Alzuwam
authors.forename: Faizel
authors.initials: F
authors.lastname: Osman
mesh_terms: D000369:Aged, 80 and over; D005260:Female; D006327:Heart Block / Q000628:therapy; D006801:Humans; D033162:Incidental Findings; D010138:Pacemaker, Artificial; D019919:Prosthesis Implantation / Q000379:methods; D011859:Radiography; D014683:Vena Cava, Superior / Q000002:abnormalities* / Q000000981:diagnostic imaging