1. Department of Medicine Stanford University Stanford California USA
2. Division of Geriatrics University of California Los Angeles California USA
3. Geriatric Research Education & Clinical Center Veterans Affairs Health Care System Minneapolis Minnesota USA
4. Center for Care Delivery and Outcomes Research Veterans Affairs Health Care System Minneapolis Minnesota USA
5. Department of Medicine and Division of Epidemiology and Community Health University of Minnesota Minneapolis Minnesota USA
6. Park Nicollet Clinic at HealthPartners Institute, HealthPartners Inc. Minneapolis Minnesota USA
7. Division of Health Policy and Management University of Minnesota Minneapolis Minnesota USA
8. Department of Physical Therapy and Rehabilitation Science University of California San Francisco California USA
9. University of California San Diego California USA
10. Division of Rheumatology University of California Davis California USA
11. California Pacific Medical Center Research Institute San Francisco California USA
12. Geriatric Research Education & Clinical Center VA Medical Center Palo Alto California USA
13. Division of Population Health Sciences, Department of Medicine Stanford University School of Medicine Stanford California USA