1. 4th Department of Internal Medicine - Hematology, University Hospital Hradec Králové, Hradec Králové, Czech Republic
2. Academic Department of Internal Medicine, Faculty of Medicine in Hradec Králové, Charles University, Hradec Králové, Czech Republic
3. Department of Clinical Immunology and Allergology, University Hospital Hradec Králové, Hradec Králové, Czech Republic
4. Faculty of Medicine in Hradec Králové, Charles University, Hradec Králové, Czech Republic
5. Department of Clinical Biochemistry and Diagnostics, University Hospital Hradec Králové, Hradec Králové, Czech Republic