M. Płowaś-Goral, E. Chemperek, T. Kucmin, P. Szwarc, and A. Nogalski, “Causes of visits to outpatient pediatric clinic at University Children’s Hospital of Lublin in 2004-2006”, Pol J Public Health, vol. 120, no. 3, pp. 281–285, Sep. 2010, Accessed: Aug. 31, 2025. [Online]. Available: https://czasopisma.umlub.pl/pjph/article/view/2090