1. Pediatric Infectious Disease Unit, Department of Maternal and Child health, University Hospital “Federico II”, Naples, Italy
2. Department of Translational Medical Science, University of Naples “Federico II”, Naples, Italy
3. PhD National Program in One Health approaches to infectious diseases and life science research, Department of Public Health, Experimental and Forensic Medicine, University of Pavia, Pavia, Italy
4. Department of Health Promotion, Maternal and Infant Care, Internal Medicine and Medical Specialties, University of Palermo, Palermo, Italy
5. Department of Maternal, Infantile and Urological Sciences, Sapienza University of Rome, Rome, Italy
6. Pediatric Emergency Department, Santobono-Pausilipon Children’s Hospital, Naples, Italy
7. Neonatal Intensive Care Unit and Neonatology, Emergency Department, Santobono-Pausilipon Children’s Hospital, Naples, Italy
8. Neonatology and Neonatal Intensive Care Unit, University Hospital Policlinico “Paolo Giaccone”, Palermo, Italy
9. Department of Woman, Child, and General and Specialized Surgery, University of Campania “Luigi Vanvitelli,” Naples, Italy
10. Infectious Diseases Unit, Meyer Children’s Hospital, IRCCS, Florence, Italy
11. Infectious Disease Unit, Bambino Gesù Children’s Hospital, IRCCS, Rome, Italy
12. Pediatric Infectious Diseases and Clinical Pediatric Ultrasound, Department of Woman and Child Health and Public Health, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy
13. Department of Clinical, Surgical, Diagnostic and Pediatric Sciences, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy
14. Department of Pediatrics, Pediatric Infectious Disease Unit, L. Sacco Hospital, University of Milan, Milan, Italy
15. Division of Pediatric Infectious Diseases, “G. Di Cristina” Hospital, ARNAS Civico Di Cristina Benfratelli, Palermo, Italy