- Section of Pediatrics, University of Turin - Paediatric Infectious Diseases Unit, Ospedale Bambino Gesù IRCCS, University of Florence - Meyer Children’s Hospital, - Section of Pediatrics, Treviso General Hospital - Department of Pediatrics, Pediatric Infectious Diseases Unit, Regina Margherita Children’s Hospital, University of Turin, Pediatrics Clinic, ASST Spedali Civili di Brescia, University of Brescia, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, University of Florence - Meyer Children’s Hospital, Salesi Children's Hospital - Department of Mother and Child Health - Pediatric Unit, UOC Pediatria, San Martino Hospital, Infermi Hospital - Ospedale degli Infermi di Rimini - UOC Pediatria, UOC Pediatria ASST di Lodi, Ospedale Castelli - UOC Pediatria, Infectious Diseases Unit, Pietro Barilla Children’s Hospital, University of Parma, Grande Ospedale Metropolitano Niguarda, Ospedale degli Infermi - Division of Pediatrics and Neonatology - Department of Maternal, Neonatal, and Infant Health, University of Palermo, ASST Papa Giovanni XXIII, Bambino Gesù Children's Hospital - Academic Department of Pediatrics, University of Brescia - Department of Clinical and Experimental Sciences, Bambino Gesù Children's Hospital, - Section of Pediatrics, Universitarian-Hospital Department, Ospedale Bambino Gesù IRCCS and Independent

- Section of Pediatrics, University of Turin - Paediatric Infectious Diseases Unit, Ospedale Bambino Gesù IRCCS, University of Florence - Meyer Children’s Hospital, - Section of Pediatrics, Treviso General Hospital - Department of Pediatrics, Pediatric Infectious Diseases Unit, Regina Margherita Children’s Hospital, University of Turin, Pediatrics Clinic, ASST Spedali Civili di Brescia, University of Brescia, Fondazione IRCCS Cà Granda Ospedale Maggiore Policlinico, University of Florence - Meyer Children’s Hospital, Salesi Children's Hospital - Department of Mother and Child Health - Pediatric Unit, UOC Pediatria, San Martino Hospital, Infermi Hospital - Ospedale degli Infermi di Rimini - UOC Pediatria, UOC Pediatria ASST di Lodi, Ospedale Castelli - UOC Pediatria, Infectious Diseases Unit, Pietro Barilla Children’s Hospital, University of Parma, Grande Ospedale Metropolitano Niguarda, Ospedale degli Infermi - Division of Pediatrics and Neonatology - Department of Maternal, Neonatal, and Infant Health, University of Palermo, ASST Papa Giovanni XXIII, Bambino Gesù Children's Hospital - Academic Department of Pediatrics, University of Brescia - Department of Clinical and Experimental Sciences, Bambino Gesù Children's Hospital, - Department of Translational Medical Sciences, Universitarian-Hospital Department, Ospedale Bambino Gesù IRCCS and Independent