ROVERE, R. L.; BERTONE, P. A. Surgical resolution and evolution of megaesophagus due to persistence of fourth right aortic arch in a dog. Ab Intus, [S. l.], v. 7, n. 13, p. 43–48, 2024. DOI: 10.5281/zenodo.13136555. Disponível em: https://www.ayv.unrc.edu.ar/ojs/index.php/Ab_Intus/article/view/140. Acesso em: 12 nov. 2026.