MILLAR, Rob Scott; CHIN, Ashley. ECG Quizz 37. SA Heart Journal, [S. l.], v. 12, n. 1, p. 24–25, 2017. DOI: 10.24170/12-1-1729. Disponível em: https://scriptura.journals.ac.za/index.php/SAHJ/article/view/1729. Acesso em: 12 jun. 2026.