1. Dept. of Internal Diseases and Rheumatology, Military Institute of Medicine, Warszawa, Poland
2. Dept. of Infectious Diseases and Allergology, Military Institute of Medicine, Warszawa, Poland
3. Dept. of Radiology, Military Institute of Medicine, Warszawa, Poland
4. Dept. of Internal Diseases, Nephrology and Dialysis, Military Institute of Medicine, Warszawa, Poland
5. Dept. of Medical Genetics, Warsaw Medical University, Warszawa, Poland
6. Connective Tissue Disease Dept., Institute of Rheumatology, Warszawa, Poland.