RT Journal Article SR Electronic T1 Leptin Attenuates Acute Food Deprivation-Induced Relapse to Heroin Seeking JF The Journal of Neuroscience JO J. Neurosci. FD Society for Neuroscience SP RC129 OP RC129 DO 10.1523/JNEUROSCI.21-04-j0001.2001 VO 21 IS 4 A1 Uri Shalev A1 Jasmine Yap A1 Yavin Shaham YR 2001 UL http://www.jneurosci.org/content/21/4/RC129.abstract AB