%0 Journal Article %T Vitamin D deficiency is an etiological factor for MS ¨C No %A Annette Langer-Gould %A Robyn M Lucas %J Multiple Sclerosis Journal %@ 1477-0970 %D 2019 %R 10.1177/1352458518808469 %U https://journals.sagepub.com/doi/full/10.1177/1352458518808469