Cohen, J A, Trojano, M, Mowry, E M, Uitdehaag, B M J, Reingold, S C & Marrie, R A 2020, ' Leveraging real-world data to investigate multiple sclerosis disease behavior, prognosis, and treatment ', Multiple Sclerosis Journal, vol. 26, no. 1, pp. 23-37 . https://doi.org/10.1177/1352458519892555 Multiple sclerosis (Houndmills, Basingstoke, England), 26(1), 23-37. SAGE Publications Ltd Multiple Sclerosis (Houndmills, Basingstoke, England) Multiple Sclerosis Journal, 26(1), 23-37. SAGE Publications Ltd