SCOTT MILLAR, R.; CHIN, A. ECG Quiz 68 question. SA Heart Journal, [S. l.], v. 22, n. 2, p. 124, 2025. DOI: 10.24170/22-2-7588. Disponível em: https://www.journals.ac.za/SAHJ/article/view/7588. Acesso em: 8 oct. 2025.