. Author manuscript; available in PMC: 2015 Nov 1.
Published in final edited form as: J Crohns Colitis. 2014 May 3;8(11):1378–1391. doi: 10.1016/j.crohns.2014.04.003
© 2013 European Crohn’s and Colitis Organisation. Published by Elsevier B.V. All rights reserved.