1. Portland Center for the Study of Chronic, Comorbid Mental and Physical Disorders; Portland VA Medical Center (R&D 66); Portland OR
2. Department of Public Health and Preventive Medicine; Oregon Health and Science University; Portland OR
3. Minneapolis VA Healthcare System (152/2E); Center for Chronic Disease Outcomes Research; Minneapolis MN
4. Department of Medicine; University of Minnesota Medical School; Division of Epidemiology and Community Health, School of Public Health; University of Minnesota; Minneapolis MN
5. Pain Research, Informatics, Multimorbidities, and Education (PRIME) Center; VA Connecticut Healthcare System (11ACSLG); West Haven CT
6. Departments of Psychiatry, Neurology and Psychology; Yale University; West Haven CT
7. Departments of Medicine, Psychiatry, and Psychology; University of Minnesota Medical School; Minneapolis MN