Multiple sclerosis prevalence in Ireland: relationship to vitamin D status and HLA genotype
R Lonergan, K Kinsella, P Fitzpatrick, J Brady, B Murray, C Dunne, R Hagan, M Duggan, S Jordan, M McKenna, M Hutchinson, N Tubridy
Journal of Neurology, Neurosurgery & Psychiatry Mar 2011, 82 (3) 317-322; DOI: 10.1136/jnnp.2010.220988