BARNARD, B.; LE ROUX, P. Mitral valve replacement at Tygerberg Hospital: a 5 year follow-up. SA Heart Journal, [S. l.], v. 7, n. 1, p. 30–37, 2017. DOI: 10.24170/7-1-1965. Disponível em: https://www.journals.ac.za/SAHJ/article/view/1965. Acesso em: 8 oct. 2025.