Optimizing prognosis in atrial fibrillation: A call to action in Portugal Jorge Ferreira; Natália António; Nuno Cortez-Dias; Luciana Ricca Gonçalves; João Sargento-Freitas; Pedro von Hafe; Victor Gil;

Atrial fibrillation: Relationship with smoking and risk identification on the electrocardiogram Daniel Bonhorst;

Insights into the challenging risk stratification of Brugada syndrome: A complex puzzle to solve Mário Oliveira;