Shlianina A, Shelyuk I, Mulenko S, Shemet O. The role of educational work in educational institutions in order to prevent the influence of harmful factors on the human body. SR:PE [Internet]. 2021Nov.30 [cited 2024Nov.21];(6 (45):35-9. Available from: https://journals.uran.ua/sr_edu/article/view/249006