%0 Journal Article
%T Repeated exposures intensify rather than diminish the rewarding effects of amphetamine, morphine, and cocaine
%A Lett, Bow
%J Psychopharmacology
%V 98
%N 3
%P 357-362
%@ 0033-3158
%D 1989-07-01
%I Springer-Verlag
%~ DeepDyve