For citations:

Trizna N.M., Kaliadzich Zh.V., Sharshakova T.M., Evmenenko A.A. Analysis of quality of life in patients with locally advanced oral and oropharyngeal cancers. Health and Ecology Issues. 2021;18(1):102-108. (In Russ.) https://doi.org/10.51523/2708-6011.2021-18-1-14