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Abstract This in vitro study evaluate a new CAD/CAM provisional prosthetic material in comparison with two commonly used provisional prosthetic materials regarding the marginal accuracy at different water storage conditions. Three different provisional materials (VITA CAD- Temp, Protemp 4 and Acrostone) were used to fabricate 15 temporary bridges on two prepared teeth stainless steel dies were milled with 5 mmoccluso- gingival height. |