| Affiliation: | 1. Center for Circadian Biology, University of California San Diego, La Jolla, California;2. Department of Psychology, University of California San Diego, La Jolla, California;3. Department of Emergency Medicine, Alameda Health System—Highland Hospital, Oakland, California;4. Department of Emergency Medicine, University of California San Francisco, San Francisco, California;1. Kaiser Permanente Oakland Medical Center, Oakland, California;2. David Geffen School of Medicine at University of California, Los Angeles, Los Angeles, California;3. Department of Emergency Medicine, Oregon Health and Science University, Portland, Oregon;4. Department of Emergency Medicine, Indiana University School of Medicine, Indianapolis, Indiana;6. University of Maryland School of Medicine, Baltimore, Maryland;5. Department of Emergency Medicine, American University of Beirut Medical Center, Beirut, Lebanon;7. American University of Beirut, Beirut, Lebanon;1. Department of Emergency Medicine, Staten Island University Hospital, Northwell Health, Staten Island, New York;2. Department of Emergency Medicine (TeamHealth), West Florida Hospital, Pensacola, Florida;3. Department of Clinical Sciences, Florida State University College of Medicine—Pensacola Regional Campus, Pensacola, Florida;1. Department of Emergency Medicine, University of Cincinnati, Cincinnati, Ohio;2. Department of Anesthesia, University of Cincinnati, Cincinnati, Ohio;3. Department of Pharmacy, UC Health University Hospital, Cincinnati, Ohio;1. Department of Emergency Medicine, Arrowhead Regional Medical Center, San Bernardino, California;2. ZOLL Medical Corporation, Chelmsford, Massachusetts;3. Air Methods Corporation, Englewood, Colorado |
