P wave duration and dispersion and QT interval in multiple sclerosis. Razazian N, Hedayati N, Moradian N, Bostani A, Afshari D, Asgari N Mult Scler Relat Disord. 2014 Sep; 3(5):662-5. Epub 2014 May 14. PMID: 26265278. Abstract CommentRecommendBookmarkWatch