| John N Mafi | Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine at university of california los angeles |
| John N Mafi | RAND Corporation |
| Chi-Hong Tseng | Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine at university of california los angeles |
| Chi-Hong Tseng | Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine at university of california los angeles |
| Catherine A Sarkisian | Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine at university of california los angeles |
| Catherine A Sarkisian | VA Greater Los Angeles Healthcare System |
| Catherine A Sarkisian | Division of General Internal Medicine and Health Services Research, David Geffen School of Medicine at university of california los angeles |
| Catherine A Sarkisian | VA Greater Los Angeles Healthcare System |
| Bruce E Landon | Beth Israel Deaconess Medical Center, Harvard Medical School |
| Bruce E Landon | Harvard Medical School |