Prevention and treatment of stimulation failures through the pervenous approach.
D000328:Adult; D000368:Aged; D006328:Cardiac Catheterization; D004567:Electrodes, Implanted; D006327:Heart Block / Q000628:therapy*; D006801:Humans; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000009:adverse effects*; D014680:Veins