title: Letter: Cardiac perforation by temporary pacing electrodes.
mesh_terms: D000368:Aged; D004566:Electrodes / Q000009:adverse effects; D005260:Female; D006335:Heart Injuries / Q000209:etiology*; D006352:Heart Ventricles / Q000293:injuries; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000009:adverse effects*