الفهرس Only 14 pages are availabe for public view
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Abstract
The objectives of this study was to compare between the effect of bleaching and effect of micro abrasion on shade of teeth in addition to their effect on shade of laminate veneers spectrophotometrically and to compare between the effect of bleaching and microabrasion on surface roughness of teeth . Bleaching with 10% carbamide peroxide and microabrasion with PREMA are effective nethods in improving teeth color.