Distribution of multiple sclerosis in the United Kingdom.
D004777:Environment; D006681:HLA-D Antigens / Q000032:analysis*; D006684:HLA-DR Antigens / Q000032:analysis*; D006801:Humans; D009103:Multiple Sclerosis / Q000453:epidemiology*; D006113:United Kingdom
D006681:HLA-D Antigens; D006684:HLA-DR Antigens