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;

Medium- and long-term outcome after a single second-generation cryoballoon ablation in patients with paroxysmal and persistent atrial fibrillation Ginés Elvira Ruiz; Pablo Peñafiel Verdú; Juan Martínez Sánchez; Juan José Sánchez Muñoz; Francisco José García Almagro; Carmen Muñoz Esparza; Arcadi García Alberola;

Predictors of systolic function recovery after atrial fibrillation ablation in heart failure patients João Borges-Rosa; Pedro A. Sousa; Natália António; Luís Elvas; Lino Gonçalves;