TY - JOUR T1 - Correction JF - The Journal of Neuroscience JO - J. Neurosci. DO - 10.1523/JNEUROSCI.23-20-j0001.2003 VL - 23 IS - 20 A2 - , Y1 - 2003/08/20 UR - http://www.jneurosci.org/content/23/20/0.1.abstract ER -