His bundle pacing and left bundle branch area pacing: Feasibility and safety Carolina Saleiro, Pedro A. Sousa, Catarina Nogueira, Lídia Mota, Claúdia Almeida, Gisela Bragança, Francisco Paisana

Left bundle branch block-induced dilated cardiomyopathy: Definitions, pathophysiology, and therapy Catarina Amaral Marques, Ana Laura Costa, Elisabete Martins

Triple-site pacing for cardiac resynchronization in permanent atrial fibrillation – Acute phase results from a prospective observational study Pedro Marques, Miguel Nobre Menezes, Gustavo Lima da Silva, Ana Bernardes, Andreia Magalhães, Nuno Cortez-Dias, Luís Carpinteiro, João de Sousa, Fausto J. Pinto