LERENA, Ana; RICCIARDI, Norma; VOELKER, Ricardo; BALBOA, Oscar; PRADERI, Luis A. Esophageal and Cardia Cancer: statiscal analysis. Cirugía del Uruguay, [S. l.], v. 50, n. 6, p. 558–560, 1980. Disponível em: https://replica-revista.scu.org.uy/index.php/cir_urug/article/view/3227. Acesso em: 29 mar. 2026.