TY JOUR TI EXPERIENCE OF IMPLEMENTING THE SOCIAL AND HEALTH PROJECT "SHKOLMED" IN THE DIRECTION OF SCHOOL DENTISTRY FOR CHILDREN OF SECONDARY SCHOOL AGE IN KAZAN KW preventive dentistry KW pediatric dentistry KW school dentistry KW children's oral hygiene KW caries JO Actual problems in dentistry AU Saleev, R.A. AU Fayzrakhmanov, I.M. AU Mamaeva, E.V. AU Zaripova, V.A. PY 2026 IS 2021 PB TIRAZH Publishing House