1. Institute of Clinical Microbiology; University Hospital; Hradec Kralove Czech Republic
2. Faculty of Medicine in Hradec Kralove; Charles University; Prague Czech Republic
3. Department of Molecular Biology; Institute of Clinical Biochemistry and Diagnostics; University Hospital; Hradec Kralove Czech Republic
4. University Hospital; Haemodialysis Centre; Hradec Kralove Czech Republic
5. Transplantation Centre of Urological Clinic; University Hospital; Hradec Kralove Czech Republic
6. 4th Department of Internal Medicine-Haematology; Charles University; University Hospital; Hradec Kralove Czech Republic
7. Department of Epidemiology; Faculty of Military Health Science; University of Defence; Hradec Kralove Czech Republic