1. Department of Emergency Medicine Yale School of Medicine New Haven Connecticut USA
2. VA Connecticut Healthcare System West Haven Connecticut USA
3. Department of Psychiatry Yale School of Medicine New Haven Connecticut USA
4. Biomedical Informatics Center The George Washington University Washington DC USA
5. Center for the Study of Healthcare Innovation, Implementation & Policy (CSHIIP) Los Angeles California USA
6. VA Greater Los Angeles Healthcare System Los Angeles California USA
7. Department of Internal Medicine Yale School of Medicine New Haven Connecticut USA
8. Department of Medicine UCLA–David Geffen School of Medicine Los Angeles California USA
9. Washington DC VA Medical Center Washington DC USA
10. Department of Veterans Affairs Veterans Emergency Management Evaluation Center (VEMEC) North Hills California USA
11. Yale School of Nursing VA Connecticut West Haven Connecticut USA
12. Northwestern University Chicago Illinois USA
13. Geriatric Research, Education and Clinical Center James J. Peters VAMC Bronx New York USA