1. Departments of Medicine and Epidemiology, University of Alabama at Birmingham
2. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health and the Welch Center for Prevention, Epidemiology, and Clinical Research, Johns Hopkins Medical Institutions, Baltimore, Maryland
3. Division of Nephrology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland
4. Division of Research, Kaiser Permanente Northern California, Oakland
5. Kidney Health Research Collaborative, San Francisco Veterans Affairs Medical Center, University of California, San Francisco
6. Division of Nephrology, Tufts Medical Center, Boston, Massachusetts
7. Renal-Electrolyte and Hypertension Division, Perelman School of Medicine at the University of Pennsylvania, Philadelphia
8. Department of Medicine, Zuckerberg San Francisco General Hospital, University of California, San Francisco
9. for the Chronic Kidney Disease Prognosis Consortium