University of Pittsburgh School of Medicine - Department of Neurobiology and Pittsburgh Center for Pain Research, Carnegie Mellon University - Department of Computational Biology, Duke University Medical Center - Department of Anesthesiology, University of Texas at Dallas - Department of Neuroscience and Center for Advanced Pain Studies, Carnegie Mellon University - Department of Computational Biology, Carnegie Mellon University - Department of Computational Biology, NIH - National Institute of Neurological Disorders and Stroke, University of Pittsburgh - Department of Psychiatry, Duke University Medical Center - Department of Anesthesiology, NIH - National Institute of Neurological Disorders and Stroke, University of Texas at Dallas - Department of Neuroscience and Center for Advanced Pain Studies, Carnegie Mellon University - Department of Computational Biology and University of Pittsburgh School of Medicine - Department of Neurobiology and Pittsburgh Center for Pain Research