title: Narrow QRS tachycardia with negative P waves in leads I and aVL: what is the mechanism?
authors.affiliation: Department of Cardiology, University of Messina, Via Terranova 9, 98122 Messina, Italy.
authors.forename: Maria Pia
authors.initials: MP
authors.lastname: Calabrò
authors.forename: Francesco
authors.initials: F
authors.lastname: Luzza
authors.forename: Scipione
authors.initials: S
authors.lastname: Carerj
authors.forename: Giuseppe
authors.initials: G
authors.lastname: Oreto
mesh_terms: D000328:Adult; D004562:Electrocardiography; D015716:Electrocardiography, Ambulatory; D006801:Humans; D008297:Male; D013611:Tachycardia, Atrioventricular Nodal Reentry / Q000175:diagnosis*