1. Department of Internal Medicine, Hospital of Jönköping, Jönköping, Sweden
2. Department of Urology, University Hospital of Linköping, Linköping, Sweden
3. Department of Oral Medicine, University Hospital of Linköping, Linköping, Sweden
4. Department of Rheumatology, University Hospital of Linköping, Linköping, Sweden
5. Department of Transfusion Medicine and Clinical Immunology, University Hospital of Linköping, Linköping, Sweden