HLA-DRB1 and Behcet disease: A recent study in an Eastern Iranian sample population, Shapouri‐Moghaddam et al13 showed that the HLA‐associated gene in patients with BD was associated with four HLA‐A subtypes (ie, A*03, A*24, A*31, and A*11), five HLA‐B subtypes (ie, B*27, B*15, B*07, B*51, and B*44), and five HLA‐DRB1 subtypes (ie, DRB1*16, DRB1*04, DRB1*14, DRB1*03, and DRB1*15).