PRZYCZYNA, P.; TROJNAR, E.; BARTUSIK-AEBISHER, D.; AEBISHER, D. Numerous gastrointestinal tumors. European Journal of Clinical and Experimental Medicine, [S. l.], v. 18, n. 4, p. 328–330, 2020. DOI: 10.15584/ejcem.2020.4.11. Disponível em: https://journals.ur.edu.pl/ejcem/article/view/11861. Acesso em: 18 jan. 2026.