1. Department of Neurosurgery, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.
2. Department of Clinical and Translational Science Institute, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.
3. Institute for Clinical Research Education, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
4. Department of Anesthesiology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.
5. Department of Pediatrics, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.
6. Department of Critical Care Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, USA.
7. UPMC Children's Hospital of Pittsburgh, UPMC, Pittsburgh, Pennsylvania, USA.
8. Children's National Health System, Washington, DC, USA.
9. Barrow Neurological Institute at Phoenix Children's Hospital, Phoenix, Arizona, USA.
10. University of Pittsburgh Graduate School of Publich Health, Pittsburgh, Pennsylvania, USA.
11. Safar Center for Resuscitation Research, John G. Rangos Research Center, Pittsburgh, Pennsylvania, USA.