title: Arthroscopic surgery may not be best treatment for knee osteoarthritis.
mesh_terms: D000368:Aged; D018712:Analgesics, Non-Narcotic / Q000627:therapeutic use; D001182:Arthroscopy; D003131:Combined Modality Therapy; D006801:Humans; D020370:Osteoarthritis, Knee / Q000188:drug therapy / Q000601:surgery / Q000628:therapy*; D026741:Physical Therapy Modalities; D013997:Time Factors; D016896:Treatment Outcome
chemical_list: D018712:Analgesics, Non-Narcotic