Kovalov, O. O., O. P. Tolok, and K. O. Kovalov. “Transformation of Adenocarcinoma into Small Cell Lung Cancer As One of the Mechanisms of Acquired Resistance to Anti-EGFR Tyrosine Kinase Inhibitors”. Pathologia 21, no. 1 (April 22, 2024): 84–88. Accessed October 15, 2024. http://pat.zsmu.edu.ua/article/view/298373.