Rudnicka-Drożak, Rudnicka-Drożak, Grzegorz Nowicki, Katarzyna Naylor, and Patryk Rzońca. “Seasonality of Infectious Diseases in Children”. Nursing in the 21st Century 13, no. 1(46) (January 1, 2014): 37–44. Accessed March 4, 2026. https://czasopisma.umlub.pl/piel21w/article/view/2089.