Association of Ustekinumab Concentrations Using Anser® UST Mobility Shift Assay and Clinical Response in Crohn's Disease: 711. (October 2017) - Boland, Brigid S.; Hester, Kelly; Salbato, Jared; Chon, Kevin; Christie, Raymond; Evans, Elisabeth; Renshaw, Mark; Mimms, Larry; Jain, Anjali; Sandborn, William J.