1. RAND Corporation Pittsburgh Pennsylvania USA
2. RAND Corporation Boston Massachusetts USA
3. Patient Reported Outcomes Value and Experience (PROVE) Center, Department of Surgery Brigham and Women's Hospital Boston Massachusetts USA
4. Pain Management, Opioid Safety, and PDMP Program Office Veterans Health Administration Washington District of Columbia USA
5. Stony Brook School of Nursing Stony Brook New York USA
6. RAND Corporation Santa Monica California USA
7. UCLA Fielding School of Public Health Los Angeles California USA
8. RAND Corporation Arlington Virginia USA
9. NORC at the University of Chicago Chicago Illinois USA
10. Division of Health Care Financing Office of Health Policy in the Office of the Assistant Secretary for Planning and Evaluation, Department of Health and Human Services Washington District of Columbia USA
11. Abt Associates Cambridge Massachusetts USA
12. University of California Los Angeles/JH Borun Center for Gerontological Research Los Angeles California USA
13. VA GLAHS, GRECC and HSR&D Center of Innovation Los Angeles California USA