1 Italian Society of Pediatrics (SIP), Rome, Italy; Institute of Pediatrics, Catholic University Medical School, Rome, Italy. Electronic address: [email protected].
2 Italian Society of Pediatrics (SIP), Rome, Italy; European Paediatric Association-Union of National European Paediatric Societies and Associations (EPA-UNEPSA), Berlin, Germany; Institute of Pediatrics, University of Palermo, Italy.
3 Campus Bio-Medico University Medical School, Rome, Italy.
4 European Paediatric Association-Union of National European Paediatric Societies and Associations (EPA-UNEPSA), Berlin, Germany; Italian Federation of Pediatricians (FIMP), Rome, Italy.
5 Italian Society of Pediatrics (SIP), Rome, Italy; European Paediatric Association-Union of National European Paediatric Societies and Associations (EPA-UNEPSA), Berlin, Germany; Institute of Pediatrics and Residency program, University of Foggia, Italy.
6 European Paediatric Association-Union of National European Paediatric Societies and Associations (EPA-UNEPSA), Berlin, Germany; Children's Hospital, Hannover Medical School, Hannover, Germany.