title: [Relation between alternating Wenckebach periods and paroxysmal block in the A-V node].
mesh_terms: D000889:Anti-Arrhythmia Agents / Q000009:adverse effects; D001283:Atrioventricular Node / Q000503:physiopathology; D002036:Bundle of His / Q000503:physiopathology; D004562:Electrocardiography; D006327:Heart Block / Q000150:complications / Q000503:physiopathology*; D006801:Humans; D013610:Tachycardia / Q000150:complications
chemical_list: D000889:Anti-Arrhythmia Agents
vernacular_title: Relación entre los períodos de Wenckebach alternates y el bloqueo paroxístico en el nodo A-V.