The frequency of sessile serrated adenomas detected during surveillance colonoscopy in patients with a history of colorectal cancer J.P. Pérez-Macías; J.C. Sánchez-del Monte; A.I. Hernández-Guerrero; W.D. Torrecilla-Ramírez; B.A. Sánchez-Jiménez; G.M. Salgado-Castellón;

Hemostatic powder efficacy for the endoscopic management of malignant upper gastrointestinal bleeding J.P. Pérez-Macías; M.E. Ramírez-Solís; A.I. Hernández-Guerrero; J.G. Dela Mora-Levy; W.D. Torrecilla-Ramírez; B.A. Sánchez-Jiménez; G.M. Salgado-Castellón;

The role of conservative treatment in esophageal perforation caused by the ingestion of a blister pack: A case report and literature review J.P. Pérez-Macías; M.E. Ramírez-Solís; A.Y. Ortega-Caballero; A.I. Hernández-Guerrero; E.F. Marquez-Bornio;