Fik, V. B., I. V. Chelpanova, Paltоv E. V., and O. A. Kovalyshyn. 2019. “Electron Microscopic Studies of Rat Periodontal Tissues Are Normal”. Морфологія / Morphologia / Morfologìâ 13 (2):76-80. https://doi.org/10.26641/1997-9665.2019.2.76-80.