Surgical complications in a population-based colorectal cancer screening program: Incidence and associated factors Cristina Alejandra Sánchez Gómez; Coral Tejido Sandoval; Natalia de Vicente Bielza; Noel Pin Vieito; Antía González; Raquel Almazán; Elena Rodríguez-Camacho; Juana Fontenla Rodiles; Carmen Domínguez Ferreiro; Isabel Peña-Rey Lorenzo; Raquel Zubizarreta; Joaquín Cubiella;

Exploring the utility of cellular indices in the diagnosis of ulcerative colitis Julio César Moreno Alfonso; Sharom Barbosa-Velásquez; Carlos Delgado-Miguel; Ada Molina Caballero; Sara Hernández-Martín; Alberto Pérez Martínez; María Concepción Yárnoz Irazábal;

Spanish Working Group in Crohn's Disease and Ulcerative Colitis (GETECCU) position paper for the management of non-perianal fistulizing Crohn¿s disease Iago Rodríguez-Lago; Diego Casas-Deza; Jordi Rimola; Margalida Calafat; Rocío Ferreiro-Iglesias; Gianluca Pellino; Nicolás Avellaneda; Marisa Iborra; Manuel Barreiro-de Acosta; Ana Gutiérrez Casbas; Luis Menchén; Ingrid Ordás; Francisco Rodríguez-Moranta; Yamile Zabana;