1. Department of Emergency Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
2. Department of Anesthesiology and Critical Care, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
3. Department of Emergency Medicine, Section of Medical Toxicology, University of Southern California, Los Angeles, CA, USA
4. Department of Anesthesiology and Critical Care, University of Pennsylvania, Philadelphia, PA, USA
5. Institute for Medicine and Engineering, University of Pennsylvania, Philadelphia, PA, USA
6. Institute for Translational Medicine and Therapeutics, University of Pennsylvania, Philadelphia, PA, USA