Álvarez L Jiménez1, Alonso M Díez1, Martín A Blázquez1, Corral C Díez2, D Miminas3
Departments of 1General and Digestive Surgery and 2Pathology, Príncipe de Asturias University Hospital. Alcalá de Henares. Madrid, Spain; 3Department of Plastic and Reconstructive Surgery, Valles Hospital, Alcala de Henares. Madrid, Spain.