1. Behavioral and electrophysiological effects of peptides related to lipotropin (β-LPH);De Wied;Journal of Pharmacology and Experimental Therapeutics,1978
2. Opiate administration into the amygdala: Effects on memory processes;Gallagher;Abstracts of the Society for Neuroscience,1978
3. Effect of naloxone and morphine on various forms of memory in the rat: Possible role of endogenous opiate mechanisms in memory consolidation;Izquierdo;Psychopharmacology,1979
4. Morphine and naloxone alter memory in the rat;Jensen;Abstracts of the Society for Neuroscience,1978
5. Brain endorphins and the sense of well-being: a psychobiological hypothesis;Stein,1978