2 Kidney and Renal Transplant Institute, Medanta, The Medicity Hospital, Gurgaon, India.
3 Department of Pediatric Nephrology, Reference Center for Idiopathic Nephrotic Syndrome in Children and Adults, Imagine Institute, Paris University, Necker Hospital, APHP, Paris, France.
4 Department of Paediatrics, Division of Nephrology, University of Toronto, Toronto, ON, Canada.
5 Red Cross War Memorial Children's Hospital, University of Cape Town, Cape Town, South Africa.
6 Northeast Ohio Medical University, Rootstown, OH, USA.
7 Akron Nephrology Associates/Cleveland Clinic Akron General Medical Center, Akron, OH, USA.
8 Department of Public and Global Health, Epidemiology, Biostatistics and Prevention Institute, University of Zurich, Zurich, Switzerland.
9 Renal Division, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
10 Northeast Ohio Medical University, Rootstown, OH, USA. rraina@akronchildrens.org.
11 Akron Nephrology Associates/Cleveland Clinic Akron General Medical Center, Akron, OH, USA. rraina@akronchildrens.org.
12 Department of Nephrology, Cleveland Clinic Akron General and Akron Children's Hospital, Akron, OH, USA. rraina@akronchildrens.org.