1. Department of Pharmacology and Physiology, Georgetown University Medical Center, Washington, District of Columbia
2. Center for New Designs in Learning and Scholarship, Georgetown University, Washington, District of Columbia
3. Department of Basic Medical Sciences, American University of the Caribbean School of Medicine, Cupecoy, Sint Maarten
4. Department of Pediatrics, Georgetown University Medical Center, Washington, District of Columbia
5. Interdisciplinary Program in Neuroscience, Georgetown University Medical Center, Washington, District of Columbia
6. Department of Neuroscience, Georgetown University Medical Center, Washington, District of Columbia
7. Department of Biology, Georgetown University, Washington, District of Columbia