1. Pediatric Nephrology Division, Center for Pediatrics and Adolescent Medicine, Heidelberg, Germany
2. Department of Pediatric Nephrology, Medical University of Gdańsk, Gdańsk, Poland
3. Pediatric Nephrology, Hospital Luis Calvo Mackenna, Santiago de Chile, Chile
4. Cayetano Heredia Hospital, Lima, Peru
5. Department of Pediatric Nephrology, Cerrahpasa School of Medicine, Istanbul, Turkey
6. Department of Pediatrics, Tepecik Teaching and Research Hospital, Izmir, Turkey
7. Pediatric Hospital Medical Center SXXI, Cuahutemoc, Mexico
8. Hospital Infantil de Nicaragua, Managua, Nicaragua
9. Pediatric Nephrology, Fudan University Children's Hospital, Shanghai, PR China
10. Hospital Italiano, Buenos Aires, Argentina
11. 1st Department of Pediatrics, Semmelweis University, Budapest, Hungary
12. Starship Children's Hospital, Auckland, New Zealand
13. Rennius SA, Salta, Argentina
14. Pediatric Nephrology, Dialysis and Transplant Unit, University of Padua, Padova, Italy
15. Children's Medical Center, Dallas, Texas, USA
16. Pediatric Nephrology, Children's Mercy Hospital, Kansas City, Missouri, USA