title: Knee arthritis: flawed therapies.
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000627:therapeutic use; D001182:Arthroscopy; D006801:Humans; D008875:Middle Aged; D018482:Muscle, Skeletal / Q000502:physiology; D020370:Osteoarthritis, Knee / Q000209:etiology / Q000628:therapy*
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal