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A randomised, double blind, placebo controlled trial with vitamin D3 as an add on treatment to interferon β-1b in patients with multiple sclerosis.
Soilu-Hänninen M, Aivo J, Lindström BM, Elovaara I, Sumelahti ML, Färkkilä M, Tienari P, Atula S, Sarasoja T, Herrala L, Keskinarkaus I, Kruger J, Kallio T, Rocca MA, Filippi M. Soilu-Hänninen M, et al. Among authors: herrala l. J Neurol Neurosurg Psychiatry. 2012 May;83(5):565-71. doi: 10.1136/jnnp-2011-301876. Epub 2012 Feb 22. J Neurol Neurosurg Psychiatry. 2012. PMID: 22362918 Clinical Trial.