Drug-induced lupus.
D015803:HLA-DR3 Antigen; D000949:Histocompatibility Antigens Class II / Q000032:analysis; D006801:Humans; D006830:Hydralazine / Q000009:adverse effects*; D008180:Lupus Erythematosus, Systemic / Q000139:chemically induced* / Q000276:immunology
D015803:HLA-DR3 Antigen; D000949:Histocompatibility Antigens Class II; D006830:Hydralazine