IOIBD technical review on endoscopic indices for Crohn's disease clinical trials
L Vuitton, P Marteau, W J Sandborn, B G Levesque, B Feagan, S Vermeire, S Danese, G D'Haens, M Lowenberg, R Khanna, G Fiorino, S Travis, J Y Mary, L Peyrin-Biroulet
Gut Sep 2016, 65 (9) 1447-1455; DOI: 10.1136/gutjnl-2015-309903