title: Reply.
authors.affiliation: Madrid, Spain.
authors.forename: Carlos
authors.initials: C
authors.lastname: Ferrera
authors.affiliation: Madrid, Spain.
authors.forename: Isidre
authors.initials: I
authors.lastname: Vilacosta
mesh_terms: D001281:Atrial Fibrillation / Q000150:complications*; D004697:Endocarditis, Bacterial / Q000150:complications*; D005260:Female; D006333:Heart Failure / Q000209:etiology*; D006801:Humans; D008297:Male