Primary carcinoma esophagus with unusual synchronous second malignancies: A case series. Indian Journal of Case Reports, [S. l.], v. 8, n. 12, p. 379–382, 2024. DOI: 10.32677/ijcr.v8i12.3673. Disponível em: https://mansapublishers.com/index.php/ijcr/article/view/3673.. Acesso em: 23 nov. 2024.