1. Geriatric Research, Education and Clinical Center Veterans Affairs Puget Sound Health Care System Seattle WA USA
2. Gerontology and Geriatric Medicine‐Department of Medicine University of Washington Seattle WA USA
3. Department of Surgery Veterans Affairs Puget Sound Health Care System Seattle WA USA
4. Department of Surgery University of Washington Seattle WA USA
5. Department of Urology Veterans Affairs Puget Sound Health Care System Seattle WA USA
6. Department of Urology University of Washington Seattle WA USA
7. Department of Integrative Biology and Pharmacology University of Texas Health Science Center Houston TX USA