Authors
Marta Łuczywek
Student Scientific Society at the Department of Hygiene and Epidemiology, Medical University of Lublin, Poland
Jan Iwanicki
University of Life Sciences in Lublin, Poland
Barbara Nieradko-Iwanicka
barbara.nieradko-iwanicka@umlub.pl
Department of Hygiene and Epidemiology, Medical University of Lublin, Poland