1 Institute of Rheumatology, Università Cattolica del Sacro Cuore, Rome, Italy.
2 Department of Diagnostic Imaging, Oncological Radiotherapy and Haematology, Fondazione Policlinico Universitario A. Gemelli, IRCCS, Roma, Italy.
3 Institute of Rheumatology, Università Cattolica del Sacro Cuore, Rome, and PhD program in Biomolecular Medicine, cycle XXXV, University of Verona, Italy.
4 Department of Diagnostic Imaging, Oncological Radiotherapy and Hematology, Fondazione Policlinico Universitario A. Gemelli, IRCCS, Roma, Italy.
5 Department of Diagnostic Imaging, Oncological Radiotherapy and Hematology, Fondazione Policlinico Universitario A. Gemelli, IRCCS, Roma, and Department of Radiology, Università Cattolica del Sacro Cuore, Rome, Italy.
6 Institute of Rheumatology, Università Cattolica del Sacro Cuore, Rome, and Rheumatology Unit, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy.
7 Rheumatology Unit, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy. silvialaura.bosello@policlinicogemelli.it.