HLA-B and juvenile idiopathic arthritis: Other examples include the enriched HLA allele DRB1*11:14:01 (CaG AF=0.0012, global reference AF=7.0×10−5, P-value=9.7×10−5), which has been associated with juvenile idiopathic arthritis (JIA)30,31, and HLA-B*51:01 (CaG AF=0.07, global reference AF=0.04, P-value=4.0×10−13), which is also associated with adverse drug reaction32 and Behçet’s disease33.