NIH studying dietary supplements for arthritis.
D002809:Chondroitin Sulfates / Q000627:therapeutic use*; D019587:Dietary Supplements; D005944:Glucosamine / Q000627:therapeutic use*; D006801:Humans; D009316:National Institutes of Health (U.S.); D010003:Osteoarthritis / Q000188:drug therapy*; D014481:United States
D002809:Chondroitin Sulfates; D005944:Glucosamine