title: A reinforced matrix for class II direct gold restorations.
mesh_terms: D003731:Dental Caries / Q000628:therapy; D003737:Dental Cavity Preparation; D003762:Dental Instruments; D003793:Dental Restoration, Permanent / Q000379:methods*; D006047:Gold Alloys; D006801:Humans; D008434:Matrix Bands
chemical_list: D006047:Gold Alloys