1. Néphrologie Pédiatrique, Centre de Référence du syndrome néphrotique idiopathique de l'enfant et de l'adulte, Hôpital Necker - Enfants Malades, APHP.Centre, Inserm U1163, Institut Imagine, Université Paris Cité , Paris , France
2. Division of Pediatric Nephrology, Center for Pediatrics and Adolescent Medicine, University of Heidelberg , Heidelberg , Germany
3. Department of Pediatric Kidney, Liver and Metabolic Diseases, Hannover Medical School Children's Hospital, Hannover and Center for Rare Diseases, Hannover Medical School , Hannover , Germany
4. Division of Nephrology and Dialysis, Department of Pediatric Subspecialties, Bambino Gesù Pediatric Hospital IRCCS , Rome , Italy