1. Departments of Surgery and Population Health Sciences, Duke Surgical Center for Outcomes Research, Duke Clinical Research Institute, Duke University School of Medicine, Durham, North Carolina, USA.
2. Division of Urologic Surgery, Department of Surgery, Washington University School of Medicine, St. Louis, Missouri, USA.
3. Department of Anesthesiology, Washington University School of Medicine, St. Louis, Missouri, USA.
4. Department of Urology, University of Texas Southwestern Medical Center, Dallas, Texas, USA.
5. Department of Internal Medicine and Charles, Jane Pak Center for Mineral Metabolism and Clinical Research, University of Texas Southwestern Medical Center, Dallas, Texas, USA.
6. Department of Surgery, Division of Pediatric Urology, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA.
7. Department of Biostatistics, Epidemiology, and Informatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
8. Renal-Electrolyte and Hypertension Division, Department of Medicine, The Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA.
9. Department of Anesthesiology and Pain Medicine, University of Washington School of Medicine, Seattle, Washington, USA.
10. Department of Population Health Sciences, Duke University School of Medicine, Durham, North Carolina, USA.
11. Department of Biostatistics and Bioinformatics, Duke Clinical Research Institute, Duke University School of Medicine, Durham, North Carolina, USA.
12. Department of Urology, University of Washington School of Medicine, Seattle, Washington, USA.
13. National Institute of Diabetes and Digestive and Kidney Diseases, Bethesda, Maryland, USA.