title: Ventricular pacemaker upgrade: experience, complications, and recommendations.
authors.forename: G M
authors.initials: GM
authors.lastname: Gribbin
authors.forename: J M
authors.initials: JM
authors.lastname: McComb
authors.forename: R S
authors.initials: RS
authors.lastname: Bexton
mesh_terms: D000368:Aged; D002304:Cardiac Pacing, Artificial / Q000379:methods*; D006323:Heart Arrest / Q000517:prevention & control*; D006801:Humans; D008875:Middle Aged; D010138:Pacemaker, Artificial; D018579:Patient Selection; D012086:Reoperation