SWANEVELDER, J.; NG, A. The role of peri-operative transoesophageal echocardiography. SA Heart Journal, [S. l.], v. 7, n. 2, p. 114–123, 2017. DOI: 10.24170/7-2-1953. Disponível em: https://www.journals.ac.za/SAHJ/article/view/1953. Acesso em: 8 oct. 2025.