HLA-DRB1 and leprosy: We performed a comparative analysis of the alleles that were previously reported to be associated with the polar forms of leprosy (HLA-DRB1*15, HLA-DRB1*16, and HLA-DRB1*03 for TT and HLA-DQB1*05 and HLA-DQB1*06 for LL) by direct counting.