The TRUST (EvaluaTion of Bladder Function in Relapsing-Remitting MUltiple Sclerosis Patients Treated with Natalizumab) Observational Study. Khatri BO, Foley JF, Fink J, Kramer JF, Cha C, You X, Warth JD, Foulds P Int J MS Care. 2014 Spring; 16(1):40-7. PMID: 24688353. Abstract CommentRecommendBookmarkWatch