1. Laboratory of Clinical Immunogenetics and Pharmacogenetics, L. Hirszfeld Institute of Immunology and Experimental Therapy, Polish Academy of Sciences, Wroclaw, Poland
2. Department of Rheumatology and Internal Medicine, Wroclaw Medical University, Wroclaw, Poland
3. Clinical Department of Rheumatology and Connective Tissue Diseases, Hospital University Number 2 Jana Biziela, Bydgoszcz, Poland