DILEK, F. H.; TOSUN, F.; ATAY, A.; DILEK, O. N. Pancreatic tumor metastasis to the navel in a case with three primary tumors – case report and review of the literature. European Journal of Clinical and Experimental Medicine, [S. l.], v. 18, n. 3, p. 229–232, 2020. DOI: 10.15584/ejcem.2020.3.11. Disponível em: https://journals.ur.edu.pl/ejcem/article/view/11844. Acesso em: 18 jan. 2026.