1. 2nd Department of Surgery—Department of Cardiovascular Surgery First Faculty of Medicine, Charles University and General University Hospital in Prague Prague Czech Republic
2. Department of Vascular Surgery Na Homolce Hospital Prague Czech Republic
3. Laboratory of the Biology and Pathology of the Eye Institute of Biology and Medical Genetics, First Faculty of Medicine, Charles University Prague Czech Republic
4. Clinic of Dermatovenerology General Teaching Hospital and First Faculty of Medicine, Charles University Prague Czech Republic
5. Department of Cardiovascular Surgery Motol University Hospital Prague Czech Republic
6. Department of Transplantation and Tissue Bank Motol University Hospital Prague Czech Republic