TY JOUR TI CLINICAL ASPECTS IN PROSTHESIS OF PATIENTS WITH ANTERIOR TEETH DEFECTS KW ceramic veneers KW control evaluation KW aesthetic result KW the integrity of the edge of the restoration KW retention KW marginal permeability JO Actual problems in dentistry AU Zholudev, S.E. AU Vedernikova, L.V. PY 2013 IS 9 PB TIRAZH Publishing House