1. Center for the Study of Healthcare Innovation, Implementation and Policy, VA Greater Los Angeles Healthcare System, Los Angeles, CA.
2. Department of Health Policy and Management, UCLA School of Public Health, Los Angeles, CA.
3. RAND Corporation, Santa Monica, CA.
4. Center for the Study of Innovation to Implementation, VA Palo Alto Health Care System, Menlo Park, CA.
5. Center for Health and Aging, VA Washington DC Health Care System, Washington, DC.
6. Biomedical Informatics Center, George Washington University, Washington, DC.
7. Informatics Department, VA Greater Los Angeles Healthcare System, Los Angeles, CA.