The Phase 3 GRAPHITE Study Met Its Primary Efficacy Endpoint of Significant and Clinically Meaningful Intestinal aGvHD-Free Survival as Compared to Placebo by Day 180 after Allo-HSCT (pNo New Safety Signals Were Seen with Vedolizumab Compared with Placebo in Patients Who Received Allo-HSCTData Were Presented as A La...