Cobalt-Chromium alloy (upper row) and gold alloy (lower row) crown specimens with different polishing stages (left to right: Airborne particle abrasion, Stone Bur, Medium polishing bur, High polishing bur, Rouge application).

J Dent Rehabil Appl Sci 2025;41:20-7 https://doi.org/10.14368/jdras.2025.41.1.20

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