title: Letter: Permanent cardiac pacing--II: transvenous versus transthoracic method.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000628:therapy; D002404:Catheterization; D004567:Electrodes, Implanted / Q000592:standards; D006801:Humans; D010138:Pacemaker, Artificial / Q000379:methods* / Q000592:standards; D013909:Thorax; D014680:Veins