1. Lublin University of Technology,Department of Computer Science,Lublin,Poland
2. University of Lublin,The John Paul II Catholic,Department of Mathematical Modelling,Lublin,Poland
3. Collegium Medicum University of Warmia and Mazury in Olsztyn,Department and Clinic of Dermatology, Sexually Transmitted Diseases and Clinical, Immunology, Medical Department,Olsztyn,Poland
4. University of Warmia and Mazury in Olsztyn,Department of Animal Anatomy and Physiology,Olsztyn,Poland