1. Department of Rheumatology, University Clinical Centre, Skopje, Macedonia
2. Department of Hematology, University Clinical Centre, Skopje, Macedonia
3. Department of Preclinic Pharmacology, University Clinical Centre, Skopje, Macedonia
4. Department of Physiology, University Clinical Centre, Skopje, Macedonia
5. Institute of Preclinic Biochemistry, University Clinical Centre, Skopje, Macedonia