Correction to: Neuropsychopharmacology (2011) 36, 1359–1365; doi:10.1038/npp.2011.20; published online 9 March 2011.

In this article, incorrect metabolite values were reported in Table 2; the correct values are shown in the revised Table 2 below.

Table 2 Neurometabolite Concentrations as a Function of Group Membership