1. Experimental Laboratory of Immunological and Rheumatologic Researches, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), Istituto Auxologico Italiano, 20095 Cusano Milanino, Italy
2. Laboratory of Clinical Neurobiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS), Istituto Auxologico Italiano, 28824 Piancavallo, Italy
3. Department of Clinical Sciences and Community Health, University of Milan, 20122 Milan, Italy
4. U.O.C. Clinica Reumatologica Pediatrica, ASST G. Pini—CTO, 20122 Milan, Italy
5. Department of Neuroscience, University of Turin, 10124 Turin, Italy