title: Tail pinch induced stress-arousal facilitates brain stimulation reward.
mesh_terms: D000818:Animals; D001143:Arousal; D006801:Humans; D008297:Male; D010812:Physical Stimulation; D051381:Rats; D012054:Reinforcement, Psychology; D012653:Self Stimulation; D013315:Stress, Psychological; D013623:Tail