Comparing with transthorasic echocardiography and transesopheagia! echocardiography methods for measurement of aort vaive area . Annals of Medical Research, [S. l.], v. 5, n. 4, p. 0271–0274, 2021. Disponível em: http://www.annalsmedres.org/index.php/aomr/article/view/2701. Acesso em: 9 may. 2025.