title: Relief of chronic facial pain by transcutaneous electrical nerve stimulation.
mesh_terms: D002908:Chronic Disease; D004599:Electric Stimulation Therapy / Q000379:methods*; D005156:Facial Neuralgia / Q000188:drug therapy / Q000628:therapy*; D006801:Humans; D014277:Trigeminal Neuralgia / Q000188:drug therapy / Q000628:therapy*