1. Department of Medicine University of California San Francisco California USA
2. Department of Urology University of California San Francisco California USA
3. Department of Medicine San Francisco VA Healthcare System San Francisco California USA
4. Oregon Health and Science University‐Portland State University School of Public Health Portland Oregon USA
5. Department of Medicine and Division of Epidemiology and Community Health University of Minnesota Minneapolis Minnesota USA
6. Center for Care Delivery and Outcomes Research Veterans Affairs Health Care System Minneapolis Minnesota USA
7. Department of Epidemiology and Biostatistics University of California San Francisco California USA
8. Research Institute California Pacific Medical Center San Francisco California USA
9. Buck Institute for Research on Aging Novato California USA
10. Division of Geriatrics, Department of Medicine University of California San Francisco California USA