1 Department of Critical Care Medicine, Safar Center for Resuscitation Research, John G. Rangos Research Center, UPMC Children's Hospital of Pittsburgh, University of Pittsburgh School of Medicine, 6th Floor, 4401 Penn Avenue, Pittsburgh, PA, 15224, USA. kochanekpm@pitt.edu.
2 Department of Pediatrics, UPMC Children's Hospital of Pittsburgh, University of Pittsburgh School of Medicine, 4401 Penn Avenue, Pittsburgh, PA, USA. kochanekpm@pitt.edu.
3 Department of Critical Care Medicine, Safar Center for Resuscitation Research, John G. Rangos Research Center, UPMC Children's Hospital of Pittsburgh, University of Pittsburgh School of Medicine, 6th Floor, 4401 Penn Avenue, Pittsburgh, PA, 15224, USA.
4 Department of Neurosurgery, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
5 Department of Neurology, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
6 Clinical and Translational Science Institute, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
7 Department of Pediatrics, UPMC Children's Hospital of Pittsburgh, University of Pittsburgh School of Medicine, 4401 Penn Avenue, Pittsburgh, PA, USA.