F. Williams, D. Middleton and W. Leheny HLA-A and -B Alleles, Cytokine Polymorphisms and KIR Gene Frequencies in a Population from Oman. Human Immunology 2004 65 (9): 1034-1038
Allele frequency net: a database and online repository for immune gene frequencies in worldwide populations.
Gonzalez-Galarza FF, Christmas S, Middleton D and Jones AR
Nucleic Acid Research 2011, 39, D913-D919.
Liverpool, U.K.