HLA-DRB1 and pemphigus: Since there was a predominance of pemphigus studies (37/52 studies), we re-analyzed the data after exclusion of the pemphigus studies and could reproduce the associations with the HLA-DRB1*13, HLA-DRB1*14 and HLA-DQB1*05 alleles and the HLA-DRB1*14-DQB1*05 haplotype.