1. Institute of Analytical Chemistry and Food Chemistry
2. Graz University of Technology
3. Graz
4. Austria
5. Department of Pharmaceutical Chemistry and Pharmaceutical Analysis
6. Faculty of Pharmacy in Hradec Kralove
7. Charles University
8. Hradec Kralove
9. Czech Republic
10. Department of Ophthalmology
11. University Hospital Jena
12. Jena
13. Germany