title: Zinc sulphate in rheumatoid arthritis.
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004341:Drug Evaluation; D006801:Humans; D010919:Placebos; D013431:Sulfates / Q000009:adverse effects / Q000627:therapeutic use; D015032:Zinc / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D010919:Placebos; D013431:Sulfates; D015032:Zinc