1. David Geffen School of Medicine, University of California at Los Angeles, Los Angeles, California.
2. RAND Corporation, Santa Monica, California.
3. School of Nursing, California State University, Long Beach, Long Beach, California.
4. Division of Research, Kaiser Permanente Northern California, Oakland, California.
5. Department of Health Policy and Management, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland.
6. Division of Hospital Medicine, University of California at San Francisco, San Francisco, California.
7. Pardee RAND Graduate School, RAND Corporation, Santa Monica, California.
8. Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California.
9. Supportive Care Medicine, Cedars-Sinai Medical Center, Los Angeles, California.
10. Department of Preventive Medicine, University of Southern California, Los Angeles, California.
11. Cedars-Sinai Medical Center, Los Angeles, California.
12. RAND Corporation, Pittsburgh, Pennsylvania.
13. Stanford University School of Medicine, Stanford, California.