Bibliografisk note

Funding Information:
FS declares grants from Biogen, Merck, Novartis, Roche, and Sanofi Genzyme; consulting fees from Novartis; speaking fees from Biogen, Bristol Myers Squibb, Merck, Novartis, Roche, and Sanofi Genzyme; travel support from Biogen and Roche; and fees for participating on a Data Safety Monitoring Board from Alexion, Biogen, Bristol Myers Squibb, Merck, Novartis, Roche, and Sanofi Genzyme. MM declares grants from Biogen Idec, Merck, Danish Multiple Sclerosis Society, Roche, Novartis, and Sanofi; speaking fees from Novartis, Bristol Myers Squibb, Roche, Biogen, and Merck; and travel support from Sanofi.