1. HealthPartners Research Foundation; University of Minnesota; Minneapolis Minnesota
2. Division of Public Health Sciences; Wake Forest University Health Sciences; Winston-Salem North Carolina
3. Division of Preventive Medicine; Brigham and Women's Hospital, Harvard Medical School; Boston Massachusetts
4. Geriatric Research, Education and Clinical Center; Minneapolis Minnesota
5. Center for Chronic Disease Outcomes Research; Minneapolis Veterans Affairs Health Care System; Minneapolis Minnesota
6. Department of Preventive Medicine; Health Science Center; University of Tennessee; Memphis Tennessee
7. Department of Preventive Medicine; Stony Brook University School of Medicine; New York Stony Brook
8. School of Medicine; Oregon Health & Science University; Portland Oregon
9. Department of Geriatric Medicine; John A. Burns School of Medicine; University of Hawaii; Manoa Hawaii