1 Medicine & Rheumatology Unit, IRCCS Istituto Ortopedico Rizzoli, 40136 Bologna, Italy. Electronic address: [email protected].
2 Department of Biomedicine and Prevention, University of Rome Tor Vergata, 00133 Rome, Italy.
3 Medicine & Rheumatology Unit, IRCCS Istituto Ortopedico Rizzoli, 40136 Bologna, Italy.
4 Radiology Unit, Department of Experimental, Diagnostic and Specialty Medicine, S. Orsola Malpighi University Hospital, 40138 Bologna, Italy.
5 Diagnostic and Interventional Radiology Unit, IRCCS Istituto Ortopedico Rizzoli, 40136 Bologna, Italy.
6 Department of Biomedicine and Prevention, University of Rome Tor Vergata, 00133 Rome, Italy; Nuclear Medicine Section, IRCCS Neuromed, 86077 Pozzilli, Italy.
7 Medicine & Rheumatology Unit, IRCCS Istituto Ortopedico Rizzoli, 40136 Bologna, Italy; Department of Biomedical and Neuromotor sciences (DIBINEM), University of Bologna, 40125 Bologna, Italy.