1. Pediatric Polyspecialistic Group Poliambulatorio Medi‐Saluser Parma Italy
2. Department of Woman and Child's Health University of Padova Padova Italy
3. Pediatric Unit BT Woman and Child's Hospital Verona Italy
4. Pediatric Nephrology and Dialysis Unit Department of Pediatrics G. Martino Hospital University of Messina Messina Italy
5. Department of Woman Child and of General and Specialized Surgery Università degli Studi della Campania L. Vanvitelli Naples Italy
6. Nephrology and Dialysis Unit Department of Pediatrics Azienda Ospedaliero Universitaria Sant'Orsola‐Malpighi Bologna Italy
7. Department of Pediatrics ISMETT Palermo Italy
8. Pediatric Nephrology Dialysis and Transplant Unit Fondazione Ca'Granda, IRCCS Policlinico di Milano Milano Italy
9. Pediatric Nephrology Unit Meyer Hospital Firenze Italy
10. Pediatric Unit San Martino Hospital Belluno Italy
11. Department of Pediatrics Institute for Child and Maternal Health IRCCS Burlo Garofolo Trieste Italy
12. Family Pediatrician Padova Italy
13. Pediatric First Aid Unit Salesi Children's Hospital Ancona Italy
14. Pediatric Unit Ca'Foncello Civil Hospital Treviso Italy
15. Pediatric Unit Ospedali Riuniti Foggia Italy
16. Pediatric Unit Hospital of Oderzo Oderzo Italy
17. Giuliana and Bernardo Caprotti Chair of Pediatrics Department of Clinical Sciences and Community Health University of Milano Milano Italy