CHIN, Ashley; MILLAR, Rob Scott. ECG Quiz 61 Question. SA Heart Journal, [S. l.], v. 18, n. 3, p. 186, 2021. DOI: 10.24170/18-3-4903. Disponível em: https://scriptura.journals.ac.za/index.php/SAHJ/article/view/4903. Acesso em: 12 jun. 2026.