title: To the Editor--interatrial block and atrial fibrillation: invasive and noninvasive measurements may help to define the syndrome.
authors.affiliation: Division of Cardiology, Queen's University Kingston, Ontario, Canada.
authors.forename: Andres
authors.initials: A
authors.lastname: Enriquez
authors.affiliation: Insituto Cardiovascular de Buenos Aires Buenos Aires, Argentina.
authors.forename: Diego
authors.initials: D
authors.lastname: Conde
authors.affiliation: Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona, Barcelona, Spain.
authors.forename: Roger
authors.initials: R
authors.lastname: Villuendas
authors.affiliation: Hospital Germans Trias i Pujol, Universitat Autònoma de Barcelona, Badalona, Barcelona, Spain.
authors.forename: Antoni
authors.initials: A
authors.lastname: Bayes-Genis
authors.affiliation: Hospital de la Santa Creu i Sant Pau, Cardiovascular Research Center, CSIC-ICCC, Barcelona, Spain.
authors.forename: Antoni Bayés
authors.initials: AB
authors.lastname: de Luna
authors.affiliation: Division of Cardiology, Queen's University Kingston, Ontario, Canada. Electronic address: barancha@kgh.kari.net.
authors.forename: Adrian
authors.initials: A
authors.lastname: Baranchuk
mesh_terms: D001281:Atrial Fibrillation / Q000503:physiopathology*; D005260:Female; D006325:Heart Atria / Q000503:physiopathology*; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male