Transcutaneous electrical nerve stimulation for relief of pain.
D004599:Electric Stimulation Therapy / Q000009:adverse effects / Q000266:history; D049671:History, 18th Century; D049673:History, 20th Century; D049690:History, Ancient; D006801:Humans; D009420:Nervous System / Q000503:physiopathology; D010146:Pain / Q000503:physiopathology; D059408:Pain Management; D012879:Skin Physiological Phenomena; D013997:Time Factors