On opiates, pain, and the nervous system.
D004558:Electric Stimulation; D004599:Electric Stimulation Therapy; D004723:Endorphins / Q000502:physiology*; D004745:Enkephalins / Q000502:physiology*; D006801:Humans; D018377:Neurotransmitter Agents; D009619:Nociceptors / Q000503:physiopathology*; D010146:Pain / Q000209:etiology; D059408:Pain Management
D004723:Endorphins; D004745:Enkephalins; D018377:Neurotransmitter Agents