TY JOUR TI RESULTS OF EDGE ADAPTATION OF MONOLITHIC ZIRCONIA CROWNS KW monolithic crowns KW zirconium dioxide KW CAD/CAM KW premolars KW molars KW marginal fit KW absolute marginal divergence JO Actual problems in dentistry AU Alieva, S.S. PY 2019 IS 15 PB TIRAZH Publishing House