Endoscopic ampullectomy in a patient with a duodenal diverticulum. A challenging procedure ELA Artifon, Sakai, Baracat, EGH Moura

Multiple hepatic abscesses secondary to chicken bone penetration of the colon, A case report Werner, Gallegos-Orozco

Ulcerative colitis in husband and wife. First report in Mexico Méndez-Sánchez, Pichardo-Bahena, Uribe Esquivel