Long-term pervenous atrial pacing from the coronary vein.
D000328:Adult; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000503:physiopathology / Q000628:therapy; D001919:Bradycardia / Q000209:etiology; D006328:Cardiac Catheterization / Q000009:adverse effects; D003331:Coronary Vessels; D005260:Female; D005500:Follow-Up Studies; D006325:Heart Atria; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000009:adverse effects; D014680:Veins