Ablation of atrial fibrillation by isolation of pulmonary veins as a predictor of improvement in tachycardiomyopathy: Case Summary - Motta, Flavio Araujo; Albuquerque, Marcelo Foradini de; Ribeiro, Alessandra Ormundo; Barbosa, Nina Ataide Pinho; Roderjan, Cristian Nejm (JOURNAL OF CARDIAC ARRHYTHMIAS, 2024)