1. Department of Neuroradiology, Hospital Clinic, Barcelona, Spain
2. Department of Magnetic Resonance Imaging and Neuroradiology, Erasme University of Brussels (ULB), Brussels, Belgium
3. Department of Autoimmune Diseases, Hospital Clinic, Barcelona, Spain
4. Magnetic Resonance Imaging Core Facility, Institut d'Investigacions Biomèdiques August Pi iSunyer (IDIBAPS), Barcelona, Spain
5. Computer Vision and Robotics Group, University of Girona, Girona, Spain
6. Department of Rheumatology, Centre Hospitaliere Universitaire (CHU) Saint-Pierre and Erasme Hospital, ULB, Brussels, Belgium