TY JOUR TI COMPARISON OF THE EFFECTIVENESS OF OPTICAL VISUALIZATION METHODS IN PERIODONTOLOGY. SYSTEMATIC REVIEW KW inflammatory periodontal diseases KW operating microscope KW binocular loupe KW periodontal endoscope KW minimally invasive periodontology KW professional oral hygiene KW deep periodontal pockets JO Actual problems in dentistry AU Artemyev, N.A. AU Nikiforova, A.A. AU Nartova, S.A. AU Kropotina, A.Y. AU OREKHOVA, L.Y. AU Neyzberg, D.M. AU Lukavenko, A.A. AU Porkhun, T.V. PY 2026 IS 22 PB TIRAZH Publishing House