1. Geriatrics and Extended Care Data and Analysis Center (GECDAC), Finger Lakes Healthcare System, Canandaigua, NY
2. Department of Health Services, Policy, and Practice, Center for Gerontology and Healthcare Research, School of Public Health, Brown University, Providence, RI
3. Public Health Sciences, University of Rochester
4. Department of Medicine, University of Rochester, Rochester, NY
5. VA Connecticut Healthcare System, West Haven
6. Department of Emergency Medicine, Yale School of Medicine, New Haven, CT