Correction: Vitamin D and Risk of Multiple Sclerosis: A Mendelian Randomization Study. Mokry LE, Ross S, Ahmad OS, Forgetta V, Smith G D, Goltzman D, Leong A, Greenwood CMT, Thanassoulis G, Richards BJ PLoS Med. 2016 Mar; 13(3):e1001981. Epub 2016 Mar 02. PMID: 26963823. Abstract CommentRecommendBookmarkWatch