BREIJO-MÁRQUEZ, F. R. Decrease of Electrical Systole of Heart: A Review of more than 300 Patients. Global Journal of Cardiovascular Diseases, [S. l.], v. 1, n. 1, p. 1–12, 2021. Disponível em: https://www.scipublications.com/journal/index.php/gjcd/article/view/118. Acesso em: 13 jun. 2025.