title: Arthroscopy no benefit for osteoarthritis.
mesh_terms: D001182:Arthroscopy; D002986:Clinical Trials as Topic; D006801:Humans; D007719:Knee Joint / Q000601:surgery*; D010003:Osteoarthritis / Q000601:surgery*; D010919:Placebos; D013673:Technology Assessment, Biomedical; D016896:Treatment Outcome; D014481:United States
chemical_list: D010919:Placebos