title: Can we alternate between T-wave alternans testing methods?
authors.forename: Guy
authors.initials: G
authors.lastname: Amit
authors.forename: Otto
authors.initials: O
authors.lastname: Costantini
authors.forename: David S
authors.initials: DS
authors.lastname: Rosenbaum
mesh_terms: D016757:Death, Sudden, Cardiac / Q000209:etiology / Q000517:prevention & control; D017147:Defibrillators, Implantable; D015716:Electrocardiography, Ambulatory; D006801:Humans; D018570:Risk Assessment; D012815:Signal Processing, Computer-Assisted; D018487:Ventricular Dysfunction, Left / Q000503:physiopathology