TY JOUR TI CLINICAL EVALUATION OF THE EFFECTIVENESS OF USING FIBERGLASS SPLINTING STRUCTURES IN THE TREATMENT OF PERIODONTITIS KW periodontitis KW fiberglass splinting KW tooth mobility KW periodontal pocket depth KW periodontal treatment JO Actual problems in dentistry AU Yanushevich, O.O. AU Bolgov, K.S. AU Vaitsner, E.Y. AU Akimova, Z.D. PY 2025 IS PB TIRAZH Publishing House