RT Journal Article SR Electronic T1 Extinction Training Regulates Tyrosine Hydroxylase during Withdrawal from Cocaine Self-Administration JF The Journal of Neuroscience JO J. Neurosci. FD Society for Neuroscience SP RC137 OP RC137 DO 10.1523/JNEUROSCI.21-07-j0003.2001 VO 21 IS 7 A1 Schmidt, Eric F. A1 Sutton, Michael A. A1 Schad, Christina A. A1 Karanian, David A. A1 Brodkin, Edward S. A1 Self, David W. YR 2001 UL http://www.jneurosci.org/content/21/7/RC137.abstract AB