title: Recent progress in cardiac pacing. Chest wall stimulation by pin electrodes in patients with implanted demand pacemakers.
mesh_terms: D000368:Aged; D002304:Cardiac Pacing, Artificial / Q000379:methods*; D004567:Electrodes, Implanted; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial