DIETRICH, C. de O. Relationship of Arrhythmogenic Substrate and Frequent Ventricular Extrasystoles in Patients with Nonischemic Cardiomyopathy. JOURNAL OF CARDIAC ARRHYTHMIAS, [S. l.], v. 33, n. 1, p. 46–50, 2020. Disponível em: https://jca.org.br/jca/article/view/3362. Acesso em: 10 mar. 2025.