Chylińska-Wrzos, Patrycja, Marta Lis-Sochocka, Ewelina Wawryk-Gawda, Kamila Bulak, and Barbara Jodłowska-Jędrych. “Do Medical Students Have a Positive Outlook on the World?”. Polish Journal of Public Health 126, no. 3 (December 20, 2016): 126–129. Accessed July 8, 2025. https://czasopisma.umlub.pl/pjph/article/view/1262.