1 Department of Medicine 'B', Tel-Aviv University, Israel; Zabludowicz Center for Autoimmune Diseases, Tel-Aviv University, Israel; Sackler Faculty of Medicine, Tel-Aviv University, Israel; Section of Musculoskeletal Disease, Leeds Institute of Molecular Medicine, University of Leeds, NIHR Leeds Musculoskeletal Biomedical Research Unit, Chapel Allerton Hospital, Leeds, UK. Electronic address: watad.abdulla@gmail.com.
2 Postgraduate School of Public Health, Department of Health Sciences (DISSAL), University of Genoa, Genoa, Italy.
3 Zabludowicz Center for Autoimmune Diseases, Tel-Aviv University, Israel; Sackler Faculty of Medicine, Tel-Aviv University, Israel.