title: Letter: Aetiology of systemic lupus erythematosus.
mesh_terms: D000107:Acetylation; D000917:Antibody Formation; D004247:DNA / Q000276:immunology; D006801:Humans; D006830:Hydralazine / Q000009:adverse effects; D007538:Isoniazid / Q000009:adverse effects; D008180:Lupus Erythematosus, Systemic / Q000139:chemically induced / Q000209:etiology* / Q000276:immunology; D011342:Procainamide / Q000009:adverse effects
chemical_list: D006830:Hydralazine; D004247:DNA; D011342:Procainamide; D007538:Isoniazid