title: Implantable cardiac pacemakers: current techniques and clinical concerns.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000628:therapy; D004562:Electrocardiography; D005500:Follow-Up Studies; D006352:Heart Ventricles; D006801:Humans; D008722:Methods; D010138:Pacemaker, Artificial / Q000145:classification