1. Acute Care Research Unit, University of Michigan Medical School, Ann Arbor, Michigan, United States
2. Department of Internal Medicine, Division of Cardiovascular Medicine, University of Michigan Medical School, Ann Arbor, Michigan, United States
3. Department of Learning Health Sciences, University of Michigan Medical School, Ann Arbor, Michigan, United States
4. RAND Corporation, Santa Monica, California, United States
5. Alpena Fire Department / Alpena County Emergency Medical Services, Alpena, Michigan, United States
6. Presque Isle Township Fire Department, Presque Isle, Michigan, United States
7. Mixed Methods Program and Department of Family Medicine, University of Michigan Medical School, Ann Arbor, Michigan, United States
8. Institute for Healthcare Policy and Innovation, University of Michigan, Ann Arbor, Michigan, United States
9. Qualitative and Mixed Methods Core, Center for Clinical Management Research, U.S. Department of Veterans Affairs, VA Ann Arbor Healthcare System, Ann Arbor, Michigan, United States
10. Max Harry Weil Institute for Critical Care Research and Innovation, University of Michigan, Ann Arbor, Michigan, United States