1. Department of Medicine and Research Laboratory of Internal Medicine; School of Medicine; University of Thessaly; Larissa Greece
2. 4th Department of Internal Medicine; School of Medicine; Aristotelian University of Thessaloniki; Thessaloniki Greece
3. Department of Pathophysiology; School of Medicine; National University of Athens; Athens Greece
4. Research Unit EA2216 Immunology and Pathology; Hôpital Morvan et Cavale blanche; Université Européenne de Bretagne; France and Université de Brest; IFR 148 ScInBioS; CHU Brest; Brest France
5. Division of Rheumatology; School of Medicine; University of Thessaly; Larissa Greece
6. Institute of Liver Studies; King's College London School of Medicine; London UK