Department of Gastroenterology with Endoscopy Unit, Medical University of Lublin, Jaczewskiego 8, 20-954 Lublin, Poland. Department of Orthopedics and Traumatology, Medical University of Lublin, Jaczewskiego 8, 20-954 Lublin, Poland. Clinical Dietetics Unit, Department of Bioanalytics, Medical University of Lublin, Chodźki 7, 20-093 Lublin, Poland.