| Evette J Ludman | Kaiser Permanente Washington Health Research Institute, Penfold) Department of Health Services (Richards, University of Washington, Health Services Research and Development, Kaiser Permanente Washington (Grossman). |
| Gregory E Simon | Kaiser Permanente Washington Health Research Institute, Penfold) Department of Health Services (Richards, University of Washington, Health Services Research and Development, Kaiser Permanente Washington (Grossman). |
| Robert B Penfold | Kaiser Permanente Washington Health Research Institute, Penfold) Department of Health Services (Richards, University of Washington, Health Services Research and Development, Kaiser Permanente Washington (Grossman). |
| Emily C Williams | Kaiser Permanente Washington Health Research Institute, Penfold) Department of Health Services (Richards, University of Washington, Health Services Research and Development, Kaiser Permanente Washington (Grossman). |