HEART ASSOCIATION, S. South African Heart Association Newsletter. SA Heart Journal, [S. l.], v. 13, n. 4, p. 315–339, 2017. DOI: 10.24170/13-4-1591. Disponível em: https://www.journals.ac.za/SAHJ/article/view/1591. Acesso em: 8 oct. 2025.