*Department of Pediatrics, “F.Fede,” Second University of Naples, Naples
†Department of Pediatrics, University of Catania, Catania
‡Department of Internal Medicine, AOU San Martino, Genoa
§Department of Pediatrics, Genetics and Immunology Unit, University of Messina, Messina
∥Department of Pediatrics, Foundation IRCCS Policlinico San Matteo, University of Pavia, Pavia, Lombardy, Italy
The authors declare that they have nothing to disclose.
Reprints: Michele Miraglia del Giudice, MD, Department of Pediatrics “F.Fede,” Second University of Naples, Via De Crecchio 4-80138-Naples, Italy (e-mail: [email protected]).