title: Increased incidence of HLA-DR2 in patients with pernicious anemia.
mesh_terms: D000752:Anemia, Pernicious / Q000276:immunology*; D006684:HLA-DR Antigens; D000949:Histocompatibility Antigens Class II; D006801:Humans
chemical_list: D006684:HLA-DR Antigens; D000949:Histocompatibility Antigens Class II