1. Harlem Hospital Center, New York, NY, USA
2. Department of Emergency Medicine, University of Pittsburgh, Pittsburgh, PA, USA
3. UPMC Presbyterian Hospital, Pittsburgh, PA, USA
4. Department of Epidemiology, University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA, USA
5. Winter Institute for Simulation Education and Research, University of Pittsburgh, Pittsburgh, PA, USA
6. Center for Organ Recovery and Education, Pittsburgh, PA, USA