title: Glucosamine, chondroitin studies may overstate benefits in osteoarthritis, say authors.
mesh_terms: D002809:Chondroitin Sulfates / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D005944:Glucosamine / Q000627:therapeutic use*; D006801:Humans; D010003:Osteoarthritis / Q000188:drug therapy*
chemical_list: D002809:Chondroitin Sulfates; D005944:Glucosamine