1. Department of Emergency Medicine, University of Michigan, Ann Arbor, Michigan, USA
2. Department of Psychiatry, University of Michigan, Ann Arbor, Michigan, USA
3. Department of Psychiatry and Behavioral Sciences, Division of Health Services Research, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA
4. Hurley Medical Center, Flint Michigan, Michigan, USA
5. Central Arkansas Veterans Healthcare System, Flint Michigan, Michigan, USA