title: [2d and 3d degree atrioventricular block in rheumatic fever (apropos of 4 cases)].
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D006327:Heart Block / Q000209:etiology*; D006801:Humans; D008297:Male; D012213:Rheumatic Fever / Q000150:complications*
vernacular_title: Bloqueo auriculoventricular de segundo y tercer grado en la fiebre  reumática (a propósito de cuatro casos.