title: Irregularity of an escape rhythm related to the preceding cycle length.
authors.affiliation: Cattedra di Malattie Cardiovascolari, Universita di Messina, Italy.
authors.forename: G
authors.initials: G
authors.lastname: Oreto
authors.forename: F
authors.initials: F
authors.lastname: Luzza
authors.forename: G
authors.initials: G
authors.lastname: Satullo
authors.forename: F
authors.initials: F
authors.lastname: Saporito
authors.forename: L
authors.initials: L
authors.lastname: Schamroth
mesh_terms: D000368:Aged; D001281:Atrial Fibrillation / Q000503:physiopathology*; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D008297:Male; D012849:Sinoatrial Node / Q000503:physiopathology*