1. Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine at UCLA, Los Angeles, California
2. National Clinician Scholars Program, University of California Los Angeles, Los Angeles, California
3. Joe R. and Teresa Lozano Long School of Medicine, University of Texas Health Science Center at San Antonio, San Antonio, Texas
4. University of North Carolina, Chapel Hill, North Carolina
5. Department of Medicine and Center for Research to Advance Community Health (ReACH), Joe R. and Teresa Lozano Long School of Medicine, University of Texas Health Science Center at San Antonio, San Antonio, Texas