Malignant rectal duplication cyst: Management and literature review, learning from a clinical experience Doménico Fraccalvieri; Esther Kreisler; Maria Jose Paúles; Sebastiano Biondo;

Standardization of the definition of the types of oncological colectomy. Delphi method for consensus of experts of the Spanish Association of Surgeons Alvaro Garcia-Granero; Gonzalo P. Martín-Martín; Paula Dujovne-Lindenbaum; Carlos J. Alvarez Laso; Carlos Cerdán-Santacruz; Blas Flor-Lorente; Sebastiano Biondo;

National observational study about the surgical treatment of anal fistula: Does the kind of hospital modify the results? Oscar Cano-Valderrama; Carlos Cerdán-Santacruz; Pilar Fernández Veiga; Tamara Fernández-Miguel; Elena Viejo; Álvaro García-Granero; Teresa Calderón; María L. Reyes;