1. Department of Emergency Medicine, Banner-University Medical Center Phoenix, Phoenix, AZ, USA
2. The University of Arizona College of Medicine-Phoenix, Phoenix, AZ, USA
3. Department of Emergency Medicine, Rhode Island Hospital, Brown University Emergency Medicine Residency, RI, Providence
4. Department of Medical Toxicology, Rocky Mountain Poison and Drug Center, Denver, CO, USA
5. University of Colorado Denver School of Medicine, Aurora, CO, USA
6. Department of Emergency Medicine, Loma Linda University School of Medicine, Loma Linda, CA, USA