1 Department of Medicine, Division of Nephrology, Tufts Medical Center, Boston, Massachusetts. Electronic address: Lesley.Inker@tuftsmedicine.org.
2 Institute for Clinical Research and Health Policy Studies, Tufts Medical Center, Boston, Massachusetts; Tufts Clinical and Translational Science Institute, Tufts University, Boston, Massachusetts.
3 Department of Medicine, Division of Nephrology, Tufts Medical Center, Boston, Massachusetts.
4 Department of Epidemiology, John Hopkins Bloomberg School of Public Health, Baltimore, Maryland.
5 Department of Medicine, Division of Nephrology, San Francisco VA Health Care System and University of California, San Francisco, California.
6 Division of Endocrinology, Department of Pediatrics, and Stanford Diabetes Research Center, Stanford School of Medicine, Palo Alto, California.
7 Departments of Biostatistics, Epidemiology and Informatics, Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania.
8 Clinical Trial Unit, Centre Hospitalier Universitaire Vaudois, Lausanne, Switzerland.
9 Divisions of Pediatric and Adult Nephrology, University of Minnesota, Minneapolis, Minnesota.
10 Department of Medicine, Division of Nephrology, University of Maryland School of Medicine, Baltimore, Maryland.
11 Division of Nephrology and Hypertension, Mayo Clinic, Rochester, Minnesota.
12 Faculty of Medical Sciences, University Medical Center Groningen, Groningen, the Netherlands.
13 Baylor Simmons Transplant Institute, Dallas, Texas.
14 Department of Nephrology and Hypertension, Glickman Urological and Kidney Institute, Cleveland Clinic, Cleveland, Ohio.
15 Department of Laboratory Medicine and Pathology, University of Minnesota, Minneapolis, Minnesota.
16 Steno Diabetes Center Copenhagen and the Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.
17 Department of Pediatrics, Perelman School of Medicine at the University of Pennsylvania, and Division of Nephrology, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
18 Division of Pediatric Nephrology, Children's Mercy Kansas City, Kansas City, Missouri.
19 Department of Pediatrics, Pediatric Nephrology, University of Rochester Medical Center, Rochester, New York.