TY CONF TI EXPERIENCE OF APPLICATION OF TOOTHPASTE WITH HYDROXYAPATITE, ZINC CITRATE AND POTASSIUM CITRATE FOR THE TREATMENT OF SENSITIVE TEETH KW toothpaste KW hyperesthesia of teeth KW hydroxyapatite JO Materials of the International Congress "Dentistry of the Great Urals". December 4-6, 2019 AU Kozmenko, A.N. AU Ron', G.I. PY 2024 PB TIRAZH Publishing House