Gustalik, Joanna, David Aebisher, Ewa Kaznowska, and Dorota Bartusik-Aebisher. “Mixed Adenocarcinoma-Neuroendocrine Cancer – a Case Report”. European Journal of Clinical and Experimental Medicine 18, no. 4 (December 30, 2020): 335–337. Accessed January 18, 2026. https://journals.ur.edu.pl/ejcem/article/view/11863.