Case report: Adenocarcinoma of the rectum with implantation metastasis in the perianal region F. Barreda; R. Cruz; H. Benites-Goñi; C. Barreda; J. Alférez;

Neuroendocrine tumor of the ileocecal valve: A case report and review of the literature E.L. Maldonado-García; A.F. Álvarez-Barragán; C.E. Acevedo-Aguirre; B. Galicia-Alemán; G. Arellano-Gutiérrez;

Pancreatic cystic lesions. Differential diagnosis and treatment strategy A. Lira-Treviño; I.G. Carranza Mendoza; J.P. Borbolla Arizti; A. Soriano-Ríos; L. Uscanga-Domínguez; M. Peláez-Luna;