1. Department of Pharmacology, Faculty of Medicine , P.J. Safarik University , Kosice , Slovak Republic
2. Department of Hematology and Oncohematology, L. Pasteur University Hospital and Faculty of Medicine , P.J. Safarik University , Kosice , Slovak Republic
3. Department of Pharmaceutical Technology, Pharmacognosy and Pharmaceutical Botany , University of Veterinary Medicine and Pharmacy , Kosice , Slovak Republic