title: Apparent failure to sense (undersensing) caused by oversensing: diagnostic use of a noninvasively obtained intracardiac electrogram.
mesh_terms: D002037:Bundle-Branch Block / Q000628:therapy*; D002304:Cardiac Pacing, Artificial; D004562:Electrocardiography / Q000379:methods*; D005260:Female; D006327:Heart Block / Q000628:therapy*; D006801:Humans; D008875:Middle Aged; D008991:Monitoring, Physiologic / Q000379:methods*