Navigating frequent idiopathic premature ventricular contractions: Lessons learned from clinical practice Sérgio Barra;

Etiology of sudden cardiac arrest: Literature review and proposal for an intensive care unit study protocol João Cravo; Daniel Inácio Cazeiro; Oana Moldovan; Nuno Cortez-Dias; Doroteia Silva;

The apple doesn¿t fall far from the tree ¿ A Portuguese case of familial ST-segment depression Ana Isabel Pinho; Sandra Amorim; Luís Adão; Carla Sousa; Rui André Rodrigues;