1 Department of Life, Health Sciences, School of Sciences, Engineering, University of Nicosia, Nicosia, Cyprus; Department of Nutritional Sciences, King's College London, London, UK.
2 Department of Rheumatology, King's College Hospital, London, UK; Centre for Rheumatic Diseases, King's College London, London, UK. Electronic address: elena.nikiphorou@kcl.ac.uk.