1. Division of Urology, University of California, San Diego, California
2. New England Research Institutes, Boston, Massachusetts
3. Department of Obstetrics and Gynecology, University of Utah, Salt Lake City, Utah
4. Departments of Obstetrics & Gynecology and Urology, Loyola University Chicago, Maywood, Illinois
5. Division of Urology, University of Maryland, Baltimore
6. Department of Urology, William Beaumont Hospital, Royal Oak, Michigan
7. Birmingham/Atlanta Veterans Affairs Geriatric Research, Education and Clinical Center and Division of Gerontology and Geriatric Medicine, University of Alabama at Birmingham, Alabama
8. Department of Urology, University of Texas, San Antonio
9. National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland
10. University of Texas Southwestern Medical Center, Dallas, Texas
11. Division of Urogynecology and Pelvic Reconstructive Surgery, University of Pittsburgh, Pittsburgh, Pennsylvania
12. Department of Urology, University of Virginia, Charlottesville, Virginia