1. CRISMA Center, Department of Critical Care Medicine
2. Center for Critical Care Nephrology
3. Department of Medicine, Divisions of Intensive Care Medicine and Nephrology, Veterans Affairs Medical Center, Washington, DC
4. Graduate School of Public Health
5. Department of Anesthesia, Penn State Hershey Medical Center, Hershey, Pennsylvania; and
6. Renal-Electrolyte Division, Department of Medicine, and
7. Renal Section, Medical Service, Veterans Affairs Pittsburgh Healthcare System, Pittsburgh, Pennsylvania
8. Department of Emergency Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania