1. Received March 24, 2021 from School of Public Health, University of Nevada Reno, Reno, Nevada (OA, PR, BK, KDW); FirstWatch, Inc, Carlsbad, California (SRV); School of Public Health, University of Nevada Las Vegas, Las Vegas, Nevada (BL); Regional Emergency Medical Services Authority, Reno, Nevada (BL); University of California San Diego, La Jolla, California (PJD). Revision received September 11, 2021; accepted for publication September 11, 2021.