1. Unit of Immunology, Rheumatology, Allergy and Rare Diseases (UnIRAR), IRCCS San Raffaele Hospital, Vita-Salute San Raffaele University, Milan, Italy. campochiaro.corrado@hsr.it
2. Unit of Immunology, Rheumatology, Allergy and Rare Diseases (UnIRAR), IRCCS San Raffaele Hospital, Vita-Salute San Raffaele University, Milan, Italy.
3. Unit of Rheumatology, Azienda USL-IRCCS di Reggio Emilia, Italy.
4. Unit of Rheumatology, Azienda USL-IRCCS di Reggio Emilia, and University of Genoa and IRCCS Istituto Giannina Gaslini, Genoa, Italy.
5. University of Genoa and IRCCS Istituto Giannina Gaslini, Genoa, Italy.