Maligna esophagus neoplasia: an epidemiological analysis of cases notified in brazil between 2015 and 2019. Research, Society and Development, [S. l.], v. 10, n. 2, p. e57710212750, 2021. DOI: 10.33448/rsd-v10i2.12750. Disponível em: https://rsdjournal.org/rsd/article/view/12750. Acesso em: 5 dec. 2025.