Impact of substrate-based ablation for ventricular tachycardia in patients with frequent appropriate implantable cardioverter-defibrillator therapy and dilated cardiomyopathy: Long-term experience with high-density mapping Mário Oliveira; Pedro Cunha; Bruno Valente; Guilherme Portugal; Ana Lousinha; Mariana Pereira; Manuel Braz; Ana Delgado; Rui C. Ferreira;

Arrhythmias in COVID-19. Do they influence outcomes in hospitalized patients? Mário Oliveira;

Long-term outcomes after radiofrequency catheter ablation of the atrioventricular node: The experience of a Portuguese tertiary center Ana Mosalina Manuel; João Almeida; Paulo Fonseca; Joel Monteiro; Cláudio Guerreiro; Ana Raquel Barbosa; Pedro Teixeira; José Ribeiro; Elisabeth Santos; Filipa Rosas; José Ribeiro; Adelaide Dias; Daniel Caeiro; Olga Sousa; Madalena Teixeira; Marco Oliveira; Helena Gonçalves; João Primo; Pedro Braga;