Cardiac arrhythmias in patients presenting with COVID-19 treated in Portuguese hospitals: A national registry from the Portuguese Association of Arrhythmology, Pacing and Electrophysiology Dinis Mesquita; Pedro Carmo; Nuno Cabanelas; Nuno Santos; Vítor Martins; Victor Sanfins; Helena Cristina Costa; José Paulo Fontes; Paulo Fonseca; Leonor Parreira;

The contribution of genetics to the understanding and management of cardiomyopathies: Part 2 Isabel Cardoso; Mafalda Melo; Pedro Brás; José Miguel Viegas; Inês Almeida; Sofia Nunes; Inês Custódio; Conceição Trigo; Sérgio Laranjo; Rafael Graça; Rui Cruz Ferreira; Mário Oliveira; Sílvia Aguiar Rosa; Diana Antunes;

The contribution of genetics to the understanding and management of cardiomyopathies: Part 1 Isabel Cardoso; Sofia Nunes; Pedro Brás; José Miguel Viegas; Miguel Marques Antunes; André Ferreira; Inês Almeida; Inês Custódio; Conceição Trigo; Sérgio Laranjo; Rafael Graça; PRui Cruz Ferreira; Mário Oliveira; Sílvia Aguiar Rosa; Diana Antunes;