1. The Arizona Emergency Medicine Research Center; College of Medicine; The University of Arizona; Tucson AZ
2. The Department of Emergency Medicine; College of Medicine; The University of Arizona; Tucson AZ
3. The Arizona Department of Health Services; Phoenix AZ
4. The Maricopa Integrated Health System; Phoenix AZ
5. The College of Public Health; University of Arizona; Tucson AZ
6. Barrow Neurological Institute at Phoenix Children's Hospital and the Department of Child Health/Neurosurgery; College of Medicine; The University of Arizona; Tucson AZ