Endoscopic Healing in Induction and Maintenance with Ustekinumab in the Phase 3 UNITI Crohn's Disease Program: 2016 ACG Presidential Poster Award: 605. (October 2016) - Sandborn, William J.; Gasink, Chris; Chan, Daphne; Lang, Yinghua; Pollack, Paul; Hanauer, Stephen; Wolf, Douglas; Jacobstein, Doug; Johanns, Jewel; Szapary, Philippe; Feagan, Brian; Rutgeerts, Paul