1. Anna Meyer Children׳s University Hospital, Department of Health Sciences, Section of Paediatrics, University of Florence, Florence, Italy
2. Primary care pediatrician, Venice, Italy
3. Primary care pediatrician, Turin, Italy
4. Primary care pediatrician, Caserta, Italy
5. Pediatric Highly Intensive Care Unit, Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Fondazione IRCCS Ca’ Granda Ospedale Maggiore, Milan, Italy