VAN DER MERWE, J.L.; HALL, D.R.; HERBST, P.; DOUBELL, A. Patient profi le of a tertiary obstetric-cardiac clinic. SA Heart Journal, [S. l.], v. 11, n. 2, p. 80–85, 2017. DOI: 10.24170/11-2-1760. Disponível em: https://scriptura.journals.ac.za/index.php/SAHJ/article/view/1760. Acesso em: 12 jun. 2026.