Influence of HLA supertypes on susceptibility and resistance to human immunodeficiency virus type 1 infection. Tekijä MacDonald, K, Fowke, K, Kimani, J, Dunand, V, Nagelkerke, N, Ball, T, Oyugi, J, Njagi, E, Gaur, L, Brunham, R, Wade, J, Luscher, M, Krausa, P, Rowland-Jones, S, Ngugi, E, Bwayo, J, Plummer, F