Etrolizumab Treatment Does Not Modify Levels of VCAM‐1 in Ulcerative Colitis Patients: 1880. (October 2015) - Fuh, Franklin; Looney, Caroline; Tew, Wei; Erickson, Rich; Maciuca, Romeo; Tang, Meina; Keir, Mary; Vermeire, Séverine; O'Byrne, Sharon; Ramirez‐Montagut, Teresa