1. Center for the Study of Healthcare Innovation, Implementation & Policy, Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California
2. Division of General Internal Medicine–Health Services Research, David Geffen School of Medicine, University of California Los Angeles, Los Angeles
3. Veterans Emergency Management Evaluation Center, Department of Veterans Affairs, North Hills, California
4. Center for Comprehensive Access & Delivery Research and Evaluation, Iowa City Veterans Affairs Health Care System, Iowa City
5. Department of Internal Medicine, University of Iowa Carver College of Medicine, Iowa City
6. Office of Connected Care/Telehealth Services, Veterans Health Administration, Washington, DC
7. Department of Medicine, University of California San Diego School of Medicine, San Diego