TY JOUR TI CHANGES IN THE BLOOD CHEMISTRY VALUES IN THE COURSE OF THE TREATMENT OF THE RAPIDLY PROGRESSIVE PERIODONTITIS KW rapidly progressive periodontitis KW bone mineral density KW densitometry KW computed tomography KW orthopantomography JO Actual problems in dentistry AU Uspenskaya, O.A. AU Kachesova, E.S. AU Aleksandrov, A.A. AU Shevchenko, E.A. AU Dolgalev, A.A. AU Heigetyan, A.V. AU Karammaeva, M.R. PY 2026 IS 22 PB TIRAZH Publishing House