Perioperative Use of Vedolizumab is not Associated with Postoperative Infectious Complications in Patients with Ulcerative Colitis Undergoing Colectomy. - Ferrante, Marc; de Buck van Overstraeten, Anthony; Schils, Nikkie; Moens, Annick; Van Assche, Gert; Wolthuis, Albert; Vermeire, Séverine; D'Hoore, André (Journal of Crohn's & Colitis, 2017)