1.
Piasecki R, Celiński K, Dworzański T, Słomka M. Gastroenterology issues in the public system of health care. Pol J Public Health [Internet]. 2010 Jan. 1 [cited 2025 Aug. 6];120(1):97-100. Available from: https://czasopisma.umlub.pl/pjph/article/view/2121