1. Department of Occupational Medicine; Toxicological Information Centre; First Faculty of Medicine; Charles University in Prague and General University Hospital in Prague; Prague Czech Republic
2. Department of Radiodiagnostics; First Faculty of Medicine; Charles University in Prague and General University Hospital in Prague; Prague Czech Republic
3. Department of Ophthalmology; First Faculty of Medicine; Charles University in Prague and General University Hospital in Prague; Prague Czech Republic
4. National Institute of Public Health; Prague Czech Republic
5. Department of Biomimetic Electrochemistry; J. Heyrovský Institute of Physical Chemistry of the AS CR, v.v.i; Prague Czech Republic
6. First Faculty of Medicine; Institute of Medical Biochemistry and Laboratory Medicine; Charles University in Prague and General University Hospital in Prague; Prague Czech Republic