1. Rheumatology Unit, ERN ReCONNET center, Meyer Children’s Hospital IRCCS, Firenze, Italy
2. NEUROFARBA Department, University of Florence, Firenze, Italy
3. Division of Pediatrics, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy
4. Institute for Maternal and Child Health IRCCS Burlo Garofolo, and University of Trieste, Italy