Kyung-Soo Choi

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PURPOSE The aim of the present study was to investigate the effects of tungsten carbide carbon (WC/CTa) screw surface coating on abutment screw preload in three implant connection systems in comparison to noncoated titanium alloy (Ta) screws. MATERIALS AND METHODS Preload of WC/CTa abutment screws was compared to noncoated Ta screws in three implant(More)
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