1. Department of Pathology, University of Texas Southwestern Medical Center, Dallas
2. Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas
3. Department of Neurology and Neurotherapeutics, University of Texas Southwestern Medical Center, Dallas
4. Eugene McDermott Center for Human Growth & Development, University of Texas Southwestern Medical Center, Dallas
5. Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas