title: [Natural history of multifascicular blocks. I. Risk of complete atrioventricular block].
mesh_terms: D000328:Adult; D000368:Aged; D001283:Atrioventricular Node / Q000503:physiopathology; D002036:Bundle of His / Q000503:physiopathology; D005260:Female; D006327:Heart Block / Q000209:etiology*; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012306:Risk; D012849:Sinoatrial Node / Q000503:physiopathology
vernacular_title: Historia naturalna bloków wielowiazkowych. Cześć I. Ryzyko całkowitego bloku przedsionkowo-komorowego.