We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA randomised, double blind, placebo controlled trial with vitamin D3as an add on treatment to interferon β-1b in patients with multiple sclerosisAuthorsSoilu-Hänninen, Merja; Åivo, Julia; Lindström, Britt-Marie; Elovaara, Irina; Sumelahti, Marja-Liisa; Färkkilä, Markus; Tienari, Pentti; Atula, Sari; Sarasoja, Taneli; Herrala, Lauri; Keskinarkaus, Irma; Kruger, Johanna; Kallio, Timo; Rocca, Maria A; Filippi, MassimoPublicationJournal of Neurology, Neurosurgery & Psychiatry, 2012, Vol 83, Issue 5, p565ISSN0022-3050Publication typearticleDOI10.1136/jnnp-2011-301876