1. Department of Neurosurgery, Emory University School of Medicine;
2. Department of Pediatrics, Emory University School of Medicine;
3. Pediatric Neurosurgical Associates, Children’s Healthcare of Atlanta, Georgia; and
4. Department of Radiology, Children’s Healthcare of Atlanta, Scottish Rite Hospital;
5. Department of Neurosurgery, Children’s Hospitals and Clinics of Minnesota, St. Paul, Minnesota
6. Georgia Poison Center;