الفهرس 
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Abstract
This study evaluates the effect of two different finish line design ( shoulder and deep chamfer ) on the marginal accuracy and internal adaptation of Paradigm MZ 100 and SR Adoro crowns 20 crowns were made and grouped into groups n = 5 ( SR Adoro and Parading MZ 100 crowns with both finish line designs ) Internal adaptation was evaluated using replica technique and marginal accuracy was evaluated using stereomicroscope.