1. Babak Myeloma Group; Department of Pathological Physiology; Faculty of Medicine; Masaryk University; Brno Czech Republic
2. Department of Clinical Hematology; University Hospital Brno; Brno Czech Republic
3. Department of Internal Medicine - Hematology and Oncology; University Hospital Brno; Brno Czech Republic
4. Department of Hematooncology; Faculty of Medicine University of Ostrava and University Hospital Ostrava; Ostrava Czech Republic