title: Letter by Providencia et al regarding article, "Atrial fibrillation and the risk of ischemic stroke: does it still matter in patients with a CHA2DS2-VASc score of 0 or 1?".
authors.forename: Rui
authors.initials: R
authors.lastname: Providência
authors.forename: Lino
authors.initials: L
authors.lastname: Gonçalves
authors.forename: Maria João
authors.initials: MJ
authors.lastname: Ferreira
mesh_terms: D001281:Atrial Fibrillation / Q000150:complications*; D005260:Female; D006801:Humans; D008297:Male; D012720:Severity of Illness Index; D012727:Sex Characteristics; D020521:Stroke / Q000453:epidemiology*