1. Department of Pediatrics, Pugliese-Ciaccio Hospital of Catanzaro, Catanzaro, Italy
2. Department of Pediatrics, Fondazione IRCCS Policlinico San Matteo, University of Pavia, Pavia, Italy
3. Department of Pediatric Emergency, S. Orsola Hospital, Bologna, Italy
4. Department of Medicine and Surgery, Pediatric Clinic, Pietro Barilla Children’s Hospital, University of Parma, Parma, Italy
5. Department of Pediatrics, Meyer Hospital and University of Firenze, Italy
6. Department of Pharmacology, Magna Graecia University of Catanzaro, Catanzaro, Italy
7. Department of Pediatrics, La Sapienza University of Rome, Hospital of Latina, Latina, Italy