Pytka, Michalina, Paweł Oszczędłowski, Justyna Nowaczek, and Aleksandra Żywicka. “Situation of Oncological Patients During COVID-19 Pandemic With Particular Emphasis on Lung Cancer Patients”. Journal of Education, Health and Sport 11, no. 9 (September 24, 2021): 512–519. Accessed September 17, 2024. https://apcz.umk.pl/JEHS/article/view/35456.