1Renal, Electrolyte and Hypertension Division, Department of Medicine,
2Department of Biostatistics, Epidemiology, and Informatics,
5Department of Biostatistics, Epidemiology, and Informatics, and
14Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;
3Division of Nephrology, Fresenius Medical Care North America, Waltham, Massachusetts;
4DaVita Clinical Research, Minneapolis, Minnesota;
6Division of Nephrology and Hypertension, Department of Internal Medicine, University of Utah and Veterans Affairs Salt Lake City Healthcare System, Salt Lake City, Utah;
7Division of Nephrology, Department of Medicine, University of Illinois College of Medicine at Chicago, Chicago, Illinois;
8Departments of Population Health Science and Internal Medicine, University of Utah, Salt Lake City, Utah;
9Division of Nephrology, Department of Medicine, University of Tennessee Health Science Center, Memphis, Tennessee;
10Division of Nephrology, Tufts Medical Center, Boston, Massachusetts;
11Division of Nephrology, Massachusetts General Hospital, Boston, Massachusetts;
12Department of Biomedical Sciences, Cedars-Sinai Medical Center, Los Angeles, California;
13Selzman Institute for Kidney Health, Section of Nephrology, Department of Medicine, Baylor College of Medicine, Houston, Texas;
15DaVita Kidney Care, El Segundo, California;
16David Geffen School of Medicine at University of California, Los Angeles, Los Angeles, California; and
17National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland
Present address: Eduardo Lacson, Jr., Division of Nephrology, Tufts Medical Center, Boston, Massachusetts and Dialysis Clinic, Inc., Nashville, Tennessee.
Correspondence: Dr. Laura M. Dember, Renal, Electrolyte and Hypertension Division, University of Pennsylvania, 920 Blockley Hall, 423 Guardian Drive, Philadelphia, PA 19104. Email: [email protected]