1. Graduate Medical Resident, Department of Anesthesiology.
2. Associate Professor, Department of Critical Care Medicine.
3. Research Specialist, Safar Center for Resuscitation Research.
4. Research Assistant, Department of Environmental and Occupational Health, Center for Free Radical and Antioxidant Health, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
5. Professor, Department of Epidemiology, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, Pennsylvania.
6. Chief.
7. Colonel (retired), Blast-Induced Neurotrauma Branch, Center for Military Psychiatry and Neuroscience, Walter Reed Army Institute of Research, Silver Spring, Maryland.
8. Professor, Department of Critical Care Medicine, Safar Center for Resuscitation Research, University of Pittsburgh, Pittsburgh, Pennsylvania.