title: [Experimental study on the fracture toughness of composite resins].
mesh_terms: D003188:Composite Resins; D006244:Hardness; D008689:Methacrylates; D012822:Silicon Dioxide; D013314:Stress, Mechanical
chemical_list: D003188:Composite Resins; D008689:Methacrylates; D012822:Silicon Dioxide