title: [Physical properties of polymethyl methacrylates filled with silicica gel for dental materials].
mesh_terms: D000180:Acrylic Resins / Q000592:standards; D005782:Gels; D006245:Hardness Tests; D012822:Silicon Dioxide
chemical_list: D000180:Acrylic Resins; D005782:Gels; D012822:Silicon Dioxide