HERBS, Philip G. Accreditation in Echocardiography: The time to act is now. SA Heart Journal, [S. l.], v. 9, n. 3, p. 154–161, 2017. DOI: 10.24170/9-3-1837. Disponível em: https://scriptura.journals.ac.za/index.php/SAHJ/article/view/1837. Acesso em: 12 jun. 2026.