1. University Hospital Pediatric Department, Bambino Gesù Children’s Hospital, IRCCS, Tor Vergata University, Rome Italy;
2. Neurophtalmology Programme, Padova Paediatric University Hospital, Padova, Italy;
3. Pediatric Section, Department of Medical Sciences, University of Ferrara, Ferrara, Italy;
4. National Centre for Epidemiology, Surveillance, and Health Promotion, National Institutes of Health, Rome, Italy;
5. Pediatric Emergency Department and
6. Department of Neurosciences, Mental Health, and Sensory Organs, Faculty of Medicine and Psychology, Sapienza University and Sant’Andrea Hospital, Rome, Italy;
7. Pediatric Emergency Unit, Anna Meyer’s Children Hospital, Florence, Italy;
8. Pediatric Emergency Department, Giannina Gaslini Children's Hospital, Scientific Institute for Research, Hospitalization and Healthcare, Genova, Italy;
9. Department of Pediatrics, University of L’Aquila, L’Aquila, Italy;
10. Division of Emergency Medicine, Department of Women’s and Children’s Health, University of Padova, Padova, Italy;
11. Clinical Pediatrics, Department of Molecular Medicine and Development, University of Siena, Siena, Italy;
12. Child Neurology Unit, Sant'Orsola-Malpighi Hospital and University of Bologna, Bologna, Italy;
13. Pediatric Operative Unit, Gravina Hospital, Caltagirone, Catania, Italy; and
14. Pediatric Clinic, Santa Maria della Misericordia Hospital and Department of Surgical and Medical Sciences, Università Degli Studi di Perugia, Perugia, Italy
15. Department of Neuroscience, Bambino Gesù Children’s Hospital, IRCCS, Rome, Italy;