Savielieva, N. M., O. V. Honcharenko, S. A. Schnaider, and Ye. K. Tkachenko. “The Effect of Estrogen Deficiency and Its Combination With Chronic Stress on the Condition of Periodontal in Old Rats”. Zaporozhye Medical Journal, no. 1 (February 8, 2019). Accessed May 6, 2024. http://zmj.zsmu.edu.ua/article/view/155832.