Corrigendum to: AV junction ablation and cardiac resynchronization for patients with permanent atrial fibrillation and narrow QRS: the APAF-CRT mortality trial. (16th October 2021) - Brignole, Michele; Pentimalli, Francesco; Palmisano, Pietro; Landolina, Maurizio; Quartieri, Fabio; Occhetta, Eraldo; Calò, Leonardo; Mascia, Giuseppe; Mont, Lluis; Vernooy, Kevin; van Dijk, Vincent; Allaart, Cor; et al.