Yanishen, I., Sidorovа O., O. Berezhna, L. Saliya, and V. Bugaiev. 2021. “Analysis of the Terms of Usage of Non-Removable Restorations Fixed by Different Glass Ionomer Cements”. Journal of Education, Health and Sport 11 (12):307-19. https://doi.org/10.12775/JEHS.2021.11.12.024.