Authors: Eloy Espin-Basany; Jose Luis Sanchez-Garcia; Manuel Lopez-Cano; Roberto Lozoya-Trujillo; Meritxell Medarde-Ferrer; Lluis Armadans-Gil; Laia Alemany-Vilches; Manuel Armengol-Carrasco Journal: Int J Colorectal Dis Date: 2005-04-21 Impact factor: 2.571