Relative Reinforcement Values of Food and Intracranial Stimulation

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Science  23 Feb 1962:
Vol. 135, Issue 3504, pp. 668-670
DOI: 10.1126/science.135.3504.668


Rats trained in a discrimination-reversal situation with either food pellets or intracranial stimulation as the reinforcing stimulus were not appreciably different in their first-task performance, but reversal training was slower if the first discrimination was learned with brain stimulation.