HLA-DQA1 and pemphigus foliaceus: Haplotypes that are common also in Tunisia butseemingly have no effect on PF susceptibility in that population areDRB1*07:01-DQA1*02:01-DQB1*02:01 or 03:01 andDRB1*01-DQA1*01:01-DQB1*05:01, respectively associatedwith low and high risk of FS in Brazil.