Poulos C, Kinter E, Yang JC, Bridges JF, Posner J, Gleibner E, Muhlbacher A, Kieseier B. A discrete-choice experiment to determine patient preferences for injectable multiple sclerosis treatments in Germany. Ther Adv Neurol Disord. 2016 Mar;9(2):95-104. doi: 10.1177/1756285615622736.
Ford HL, Gerry E, Tennant A, Whalley D, Haigh R, Johnson MH. Developing a disease-specific quality of life measure for people with multiple sclerosis. Clin Rehabil. 2001;15(3):247-58.