title: Atypical lupus-like syndrome following prolonged pronestyl administration.
mesh_terms: D000368:Aged; D006801:Humans; D008134:Long-Term Care; D008180:Lupus Erythematosus, Systemic / Q000139:chemically induced*; D008297:Male; D011342:Procainamide / Q000009:adverse effects*
chemical_list: D011342:Procainamide