1. Center for Access and Delivery Research & Evaluation, Iowa City Department of Veterans Affairs (VA) Health Care System, Iowa City, IA, USA
2. Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City, IA, USA
3. Center for Innovation in Long-Term Services and Supports, Providence VA Medical Center, Providence, RI, USA
4. Department of Health Services, Policy and Practice, School of Public Health, Brown University, Providence, RI, USA
5. Center for Healthcare Organization and Implementation Research, VA Bedford Healthcare System, Bedford, MA, USA
6. Department of Public Health, Zuckerberg College of Health Sciences, University of Massachusetts Lowell, Lowell, MA, USA
7. Center for Healthcare Organization and Implementation Research, VA Boston Healthcare System, Boston, MA, USA
8. Department of Health Law, Policy and Management, School of Public Health, Boston University, Boston, MA, USA
9. Department of Medicine, Massachusetts General Hospital, Boston, MA, USA
10. Harvard Medical School,Boston, MA, USA
11. New England Geriatric Research Education and Clinical Center, VA Bedford Healthcare System, Bedford, MA, USA