Short and long-term clinical impact of transcatheter aortic valve implantation in Portugal according to different access routes: Data from the Portuguese National Registry of TAVI Cláudio Guerreiro; Pedro Carrilho Ferreira; Rui Campante Teles; Pedro Braga; Pedro Canas da Silva; Lino Patrício; João Carlos Silva; José Baptista; Manuel de Sousa Almeida; Vasco Gama Ribeiro; Bruno Silva; João Brito; Eduardo Infante Oliveira; Duarte Cacela; Sérgio Madeira; João Silveira;

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;

ST-elevation acute coronary syndrome without obstructive coronary disease in a COVID-19 patient Tânia Proença; Mariana Paiva; Ricardo Alves Pinto; Miguel Martins Carvalho; Ricardo Lopes; Filipe Macedo;