TY JOUR TI IMPROVING THE MEANS AND METHODS OF PROFESSIONAL ORAL HYGIENE IN ELDERLY PATIENTS DURING AND AFTER IMPLANT PROSTHETICS KW dental unit KW dental syringe KW implant prosthetics KW dental plaque KW oral hygiene JO Actual problems in dentistry AU Rozov, R.A. AU Trezubov, V.N. PY 2022 IS 18 PB TIRAZH Publishing House