TY JOUR TI BIDIRECTIONAL RELATIONSHIP BETWEEN PERIODONTITIS AND SOMATIC PATHOLOGY: FROM SYSTEMIC INFLAMMATION TO CLINICAL PROGNOSIS KW periodontitis KW somatic pathology KW systemic inflammation KW endothelial dysfunction KW comorbidity KW clinical prognosis KW pathogenesis KW bidirectional relationship JO Actual problems in dentistry AU Brazhnikova, A.N. AU Dolgalev, A.A. AU Em, A.V. AU Garus, Y.N. AU Lavrinenko, E.D. AU Heigetyan, A.V. AU Khorev, O.Y. PY 2026 IS 22 PB TIRAZH Publishing House