RYBACHUK, A.; HBUR, Z.; ZAVADA, O.; KRYLOVA, I. Malignant neoplasms of the lips, oral cavity and pharynx – state of the problem. Journal of Education, Health and Sport, [S. l.], v. 11, n. 11, p. 346–357, 2021. DOI: 10.12775/JEHS.2021.11.11.033. Disponível em: https://apcz.umk.pl/JEHS/article/view/37922. Acesso em: 3 dec. 2023.