VAN DEN HEEVER, E.; BOTES, L.; BROWN, S.C.; SMIT, F.E. Demographic and clinical profile of patients undergoing echocardiography at a tertiary institution in central South Africa. SA Heart Journal, [S. l.], v. 21, n. 1, p. 18–27, 2024. DOI: 10.24170/21-1-5625. Disponível em: https://scriptura.journals.ac.za/index.php/SAHJ/article/view/5625. Acesso em: 12 jun. 2026.