1. HealthPartners Institute; Minneapolis Minnesota
2. Group Health Research Institute; Seattle Washington
3. Kaiser Permanente Southern California; Department of Research and Evaluation; Pasadena California
4. Kaiser Permanente Colorado; Institute for Health Research; Denver Colorado
5. Kaiser Permanente Center for Health Research; Honolulu Hawaii
6. Henry Ford Health System; Behavioral Health Services and Center for Health Policy and Health Services Research; Detroit Michigan
7. Baylor Scott & White Health; Center for Applied Health Research; Temple Texas
8. Central Texas Veterans Health Care System; Temple Texas