TY JOUR TI METHOD OF TREATING INFLAMMATORY PERIODONTAL DISEASES WITH UNDERLYING HYPERSENSITIVITY TO MODERN STRUCTURAL MATERIALS KW photodynamic therapy KW periodontal diseases KW structural materials KW hypersensitivity KW conservative treatment JO Actual problems in dentistry AU Zub, M.A. AU Tkachenko, I.A. AU Bragin, A.V. AU Lebedev, A.V. AU Kopytov, A.A. PY 2025 IS 21 PB TIRAZH Publishing House