Clinical outcome of a single procedure cryoballoon ablation for the treatment of atrial fibrillation: A real-world multicenter experience in Portugal Pedro Silva Cunha; Paulo Fonseca; Sérgio Laranjo; Fernando Montenegro Sá; Bruno Tereno Valente; Guilherme Portugal; Helena Gonçalves; Manuel Nogueira da Silva; Luís Brandão; Mário Martins Oliveira; João Primo;

Efficacy of extended antrum ablation based on substrate mapping plus pulmonary vein isolation in the treatment of atrial fibrillation Lin Chen; Jian-Quan Chen; Tian Zou; Qian Chen; Liang-Hua Lian; Zhi-Ping Yang; Mei-Qiong Wu; Ya-Zhou Lin; Yi-Ming Peng; Wei Lin; Xue-Wen Liao; Qi-Lei Huang; Jian-Cheng Zhang;

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;