Vitamin D-dependent rickets, HLA-DRB1, and the risk of multiple sclerosis. -н Ramagopalan, S, Hanwell, H, Giovannoni, G, Knappskog, P, Nyland, H, Myhr, K, Ebers, G, Torkildsen, O

Use of Anti-Interferon Beta Antibody Measurements in Multiple Sclerosis -н Sørensen, P, Deisenhammer, F, Duda, P, Hohlfeld, R, Myhr, K, Palace, J, Polman, C, Pozzilli, C, Ross, C

Guidelines on use of anti-IFN-beta antibody measurements in multiple sclerosis: report of an EFNS Task Force on IFN-beta antibodies in multiple sclerosis. -н Sørensen, P, Deisenhammer, F, Duda, P, Hohlfeld, R, Myhr, K, Palace, J, Polman, C, Pozzilli, C, Ross, C