. Author manuscript; available in PMC: 2013 May 6.
Published in final edited form as: Genes Brain Behav. 2008 Oct;7(7):754–760. doi: 10.1111/j.1601-183X.2008.00414.x
© 2008 The Authors
Journal compilation © 2008 Blackwell Publishing Ltd/International Behavioural and Neural Genetics Society