Article Information
PubMed
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History
- Received January 19, 2012
- Revision received March 10, 2012
- Accepted March 23, 2012
- First published May 16, 2012.
- Version of record published May 16, 2012.
Copyright & Usage
Copyright © 2012 the authors 0270-6474/12/326841-10$15.00/0
Author Information
Author contributions
Author contributions: J.H.F. designed research; K.H.N. performed research; K.H.N. analyzed data; K.H.N. and J.H.F. wrote the paper.
Disclosures
- Received January 19, 2012.
- Revision received March 10, 2012.
- Accepted March 23, 2012.
This work was supported by National Institutes of Health Grant NS038890 (J.H.F.). We thank Alireza Kashef and Matthew M. Campolattaro for technical assistance, Adam B. Steinmetz for statistical support, and Mary E. Goldsberry for editorial assistance.
- Correspondence should be addressed to John H. Freeman, Department of Psychology, University of Iowa, Iowa City, IA 52242. john-freeman{at}uiowa.edu
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