- Correspondence to Dr William R Lariviere, Department of Anesthesiology, University of Pittsburgh School of Medicine, 200 Lothrop Street, Pittsburgh, PA 15213, USA; Dr Inna Belfer, Departments of Anesthesiology and Human Genetics, and Molecular Epidemiology of Pain Program, University of Pittsburgh/UPMC, Pittsburgh, PA, USA;
- Received July 29, 2011
- Accepted September 19, 2011
- First published November 5, 2011.
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