1. Department of Nephrology and Transplant Medicine, University Clinical Hospital in Wroclaw, 50-556 Wrocław, Poland
2. Faculty of Medicine, Wroclaw Medical University, 50-367 Wroclaw, Poland
3. Lower Silesian Centre for Oncology, Pulmonology and Hematology in Wrocław, 53-439 Wroclaw, Poland
4. Department of Nuclear Medicine and Endocrine Oncology, M. Sklodowska-Curie National Research Institute of Oncology Gliwice Branch, 44-102 Gliwice, Poland