1. Owens G.M. Economic burden of multiple sclerosis and the role of managed care organizations in multiple sclerosis management. Am. J. Manag. 2016;22(6 Suppllement):151–158. http://www.ncbi.nlm.nih.gov/pubmed/27356024.
2. Multiple sclerosis: frequency, cost, and economic burden in the United States;Chen;J. Clin. Neurosci.,2017
3. Economics and cost-effectiveness of multiple sclerosis therapies in the USA;Hartung;Neurotherapeutics,2017
4. Marrie R.A., Hanwell H. General health issues in multiple sclerosis: comorbidities, secondary conditions, and health behaviors. Contin. (Minneap. Minn.). 2013;19(4):1046–1057. www.ContinuumJournal.com. Accessed November 6, 2018.
5. Updated cost-of-care estimates for commercially insured patients with multiple sclerosis: retrospective observational analysis of medical and pharmacy claims data;Carroll;BMC Health Serv. Res.,2014