Reflex syncope: Insights into physiology Guilherme Portugal;

Clinical outcome of a single procedure cryoballoon ablation for the treatment of atrial fibrillation: A real-world multicenter experience in Portugal Pedro Silva Cunha; Paulo Fonseca; Sérgio Laranjo; Fernando Montenegro Sá; Bruno Tereno Valente; Guilherme Portugal; Helena Gonçalves; Manuel Nogueira da Silva; Luís Brandão; Mário Martins Oliveira; João Primo;

Ablation of multifocal premature ventricular contractions: A game of Whack-A-Mole? Guilherme Portugal;