1. Division of Nephrology, Department of Medicine, Koc University School of Medicine, Istanbul, Turkey
2. Department of Medicine, Koc University School of Medicine, Istanbul, Turkey
3. Dialysis Unit, School of Medicine, IIS–Fundacion Jimenez Diaz, Universidad Autónoma de Madrid, Madrid, Spain
4. Division of Vascular and Interventional Radiology, Department of Radiology, Duke University Medical Center, Durham, North Carolina
5. Nephrology Department, Dialysis and Renal Transplant Center, “Dr. C. I. Parhon” University Hospital, “Grigore T. Popa” University of Medicine and Pharmacy, Iasi, Romania
6. Laboratory of Renal Physiopathology, Department of Nephrology, INC Ignacio Chávez, Mexico City, Mexico
7. Division of Renal Diseases and Hypertension, School of Medicine, University of Colorado Denver, Aurora, Colorado
8. Department of Medicine, Division of Nephrology, Toronto General Hospital, University of Toronto, Toronto, Ontario, Canada
9. Division of Nephrology, Department of Medicine, Suleyman Demirel University School of Medicine, Isparta, Turkey