Extensive genetic diversity in the HLA class II region of Africans, with a focally predominant allele, DRB1*1304.
Extensive genetic diversity in the HLA class II region of Africans, with a focally predominant allele, DRB1*1304. Proc Natl Acad Sci U S A. 1992 Mar 15; 89(6):2277-81.