Incidence and prevalence of multiple sclerosis in the UK 1990-2010: a descriptive study in the General Practice Research Database. Mackenzie IS, Morant SV, Bloomfield GA, Macdonald TM, O'Riordan J J Neurol Neurosurg Psychiatry. 2013 Sep 19. PMID: 24052635. Abstract CommentRecommendBookmarkWatch