Molecular diversity of HLA-DR4 haplotypes.
Gregersen PK, Shen M, Song QL, Merryman P, Degar S, Seki T, Maccari J, Goldberg D, Murphy H, Schwenzer J, et al.
Gregersen PK, et al.
Proc Natl Acad Sci U S A. 1986 Apr;83(8):2642-6. doi: 10.1073/pnas.83.8.2642.
Proc Natl Acad Sci U S A. 1986.
PMID: 3458223
Free PMC article.