1. Laboratory of Analytical Chemistry, School of Chemistry, Aristotle University of Thessaloniki, GR 54124 Thessaloniki, Greece
2. Department of Chemistry, University of Oslo, P.O. Box 1033-Blindern, 0315 Oslo, Norway
3. Department of Analytical Chemistry, Faculty of Chemistry, Gdańsk University of Technology, 11/12 G. Narutowicza Street, 80-233 Gdańsk, Poland
4. BioTechMed Center, Gdańsk University of Technology, 11/12 G. Narutowicza Street, 80-233 Gdańsk, Poland