title: To the editor.
authors.forename: Silvia G
authors.initials: SG
authors.lastname: Priori
authors.forename: Massimiliano
authors.initials: M
authors.lastname: Grillo
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002037:Bundle-Branch Block / Q000175:diagnosis* / Q000453:epidemiology* / Q000503:physiopathology; D002648:Child; D002675:Child, Preschool; D016757:Death, Sudden, Cardiac / Q000453:epidemiology / Q000209:etiology; D004558:Electric Stimulation; D004562:Electrocardiography; D022062:Electrophysiologic Techniques, Cardiac; D005260:Female; D005500:Follow-Up Studies; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D012008:Recurrence; D012737:Sex Factors; D013577:Syndrome; D014481:United States / Q000453:epidemiology; D018879:Ventricular Premature Complexes / Q000453:epidemiology* / Q000503:physiopathology