title: The spectrum of trifascicular block.
mesh_terms: D003327:Coronary Disease / Q000150:complications; D006327:Heart Block / Q000209:etiology*; D006330:Heart Defects, Congenital / Q000150:complications; D006801:Humans; D009205:Myocarditis / Q000150:complications; D011183:Postoperative Complications / Q000150:complications