1. Division of Rheumatology; University Hospital and Department of Pathology and Immunology; University of Geneva School of Medicine; Geneva Switzerland
2. Department of Cellular Physiology and Metabolism; University of Geneva School of Medicine; Geneva Switzerland
3. Novartis Pharma AG. Basel; Switzerland
4. Division of Clinical Pathology; University Hospital and Department of Pathology and Immunology; University of Geneva School of Medicine; Geneva Switzerland