Evaluation of tolerance to mercaptopurine in patients with inflammatory bowel disease and gastrointestinal intolerance to azathioprine Guillermo Bastida; Diego Alvarez-Sotomayor; Mariam Aguas; Marisa Iborra; Javier Del Hoyo; Sergio Béjar-Serrano; Alejandro Garrido-Marín; Elena Valero-Pérez; Pilar Nos;

Recommendations of the Spanish Working Group on Crohn¿s Disease and Ulcerative Colitis (GETECCU) on topical therapy in ulcerative colitis Daniel Ginard; Ignacio Marín-Jiménez; Manuel Barreiro-de Acosta; Elena Ricart; Eugeni Domènech; Javier P. Gisbert; Maria Esteve; Miguel Mínguez;

Limitations of the determination of faecal calprotectin in patients with ulcerative colitis and inflammatory polyps Fernando Bermejo; Alicia Algaba; Daniel Bonillo; Laura Jiménez; Antonio Guardiola-Arévalo; María Pacheco; Ángel Castaño; Iván Guerra;