Electromyographic validation of pain relief: a pilot study in orthopedic patients.
D000700:Analgesics / Q000627:therapeutic use*; D001416:Back Pain / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004576:Electromyography; D005069:Evaluation Studies as Topic; D006801:Humans; D009966:Orphenadrine / Q000627:therapeutic use*
D000700:Analgesics; D009966:Orphenadrine