HLA-DR alleles differ in their ability to present staphylococcal enterotoxins to T cells.
Herman A, Croteau G, Sekaly RP, Kappler J, Marrack P. HLA-DR alleles differ in their ability to present staphylococcal enterotoxins to T cells. J Exp Med. 1990 Sep 01; 172(3):709-17.