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Objective
To evaluate the color of a bis‐acryl resin after polishing, aging, and colorants.
Materials and Methods
From the 140 disks obtained, 35 were not polished (NP), 35 were polished with 3‐μm (3P), 35 with 3‐ and 1‐μm (1P), and 35 with 3‐, 1‐, and 0.5‐μm sized particles (05P). Five disks of each group were thermocycled for 20, 100, and 200 cycles. Sixty disks were thermocycled and kept in...
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