Pulmonary thromboendarterectomy in Portugal: Initial experience José Fragata; Helena Telles;

Left ventricular pacing with a temporary pacemaker: Case report Marta Tavares-Silva; Carla de Sousa; Vítor Araújo; Luís Adão; Gonçalo Pestana; Roberto Pinto; Filipe Macedo; Maria Júlia Maciel;