1. Department of Nephrology, Lithuanian University of Health Sciences, LT-50161 Kaunas, Lithuania
2. Department of Immunology and Allergology, Lithuanian University of Health Sciences, LT-50161 Kaunas, Lithuania
3. Laboratory of Immunology, Department of Immunology and Allergology, Lithuanian University of Health Sciences, LT-50161 Kaunas, Lithuania
4. Department of Family Medicine, Lithuanian University of Health Sciences, LT-50161 Kaunas, Lithuania