CHIN, A.; SCOTT MILLAR, R. ECG Quiz 67 answers. SA Heart Journal, [S. l.], v. 22, n. 1, p. 67, 2025. DOI: 10.24170/22-1-7220. Disponível em: https://www.journals.ac.za/SAHJ/article/view/7220. Acesso em: 8 oct. 2025.