1. Department of Pneumonology, Oncology and Allergology, Medical University of Lublin, Lublin, Poland
2. Department of Lung Cancer and Chest Tumors, Maria Sklodowska-Curie National Research Institute of Oncology, Warsaw, Poland
3. Department of Pharmacology, Medical University of Lublin, Lublin, Poland
4. Department of Analytical Chemistry, Medical University of Lublin, Lublin, Poland