1. Leonard D. Schaeffer Center for Health Policy & Economics, Sol Price School of Public Policy University of Southern California Los Angeles California 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. RAND Corporation Pittsburgh Pennsylvania USA
6. Stony Brook School of Nursing Stony Brook New York USA
7. RAND Corporation Santa Monica California USA
8. UCLA Fielding School of Public Health Los Angeles California USA
9. RAND Corporation Arlington Virginia USA
10. NORC at the University of Chicago Chicago Illinois USA
11. 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
12. Abt Associates Cambridge Massachusetts USA
13. UCLA Borun Center Los Angeles California USA
14. Los Angeles VA GRECC Los Angeles California USA