The surface hardness of polymeric restorative materials.
D000180:Acrylic Resins / Q000592:standards*; D003764:Dental Materials / Q000592:standards*; D003793:Dental Restoration, Permanent; D006245:Hardness Tests; D006801:Humans; D011108:Polymers / Q000592:standards*; D013997:Time Factors
D000180:Acrylic Resins; D003764:Dental Materials; D011108:Polymers