1. Institute of Diabetes, Obesity and Metabolism and School of Arts and Sciences University of Pennsylvania Philadelphia Pennsylvania
2. Department of Neuroscience University of Pennsylvania Philadelphia Pennsylvania
3. Monell Chemical Senses Center Philadelphia Pennsylvania
4. Department of Biobehavioral Health Sciences School of Nursing, University of Pennsylvania Philadelphia Pennsylvania
5. Department of Psychiatry University of Pennsylvania, Perelman School of Medicine Philadelphia Pennsylvania
6. Internal Medicine Research Unit Pfizer Global R&D Cambridge Massachusetts