Paediatric nephrology societies International Paediatric Nephrology Association (IPNA) American Society of Paediatric Nephrology Asian Pediatric Nephrology Association Australian and New Zealand Paediatric Nephrology Association Japanese Society for Paediatric Nephrology African Paediatric Nephrology Association (AfPNA) Renal societies European Renal Association (ERA) International Society of Nephrology American Society of Nephrology UK Renal Association Paediatric societies International Pediatric Transplant Association European Paediatric Association American Academy of Pediatrics Royal College of Paediatrics and Child Health (UK)