1. Division of Neuropsychology; Children's National Health System; Washington District of Columbia, USA
2. Departments of Psychiatry and Behavioral Sciences & Pediatrics, The George Washington University School of Medicine; Washington District of Columbia, USA
3. Biostatistics; Children's National Health System; Washington District of Columbia, USA
4. Epidemiology and Biostatistics; George Washington University; Washington District of Columbia, USA
5. Division of Cardiology; Children's National Health System; Washington District of Columbia, USA
6. Department of Pediatrics, The George Washington University School of Medicine; Washington District of Columbia, USA