MILLAR, R. S. .; CHIN, A. . ECG quiz 66 answers. SA Heart Journal, [S. l.], v. 21, n. 3, p. 265, 2024. DOI: 10.24170/21-3-6893. Disponível em: https://www.journals.ac.za/SAHJ/article/view/6893. Acesso em: 8 oct. 2025.