About the Authors
- Mary R. Lee, Courtney L. Gallen, Xiaochu Zhang, Elliot A. Stein
- National Institute on Drug Abuse, Intramural Research Program, Baltimore, Maryland, United States of America
- Colin A. Hodgkinson, David Goldman, Christina S. Barr
- National Institute on Alcohol Abuse and Alcoholism, Intramural Research Program, Rockville, Maryland, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: ML XZ CG ES CB. Performed the experiments: XZ CH. Analyzed the data: ML CG XZ CB. Contributed reagents/materials/analysis tools: CH DG. Wrote the paper: ML CG CB.