The cost of multiple sclerosis drugs in the US and the pharmaceutical industry: Too big to fail? Tischner JR, Hartung DM, Bourdette DN, Whitham RH, Rittenhouse BE, Hartung DM, Bourdette DN, Ahmed S, Whitham RH Neurology. 2015 Nov 10; 85(19):1727-8. PMID: 26553943. Abstract CommentRecommendBookmarkWatch