title: Conservative preparation designs for Class II amalgam restorations.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003300:Copper; D003722:Dental Alloys; D003723:Dental Amalgam; D003737:Dental Cavity Preparation / Q000145:classification / Q000379:methods*; D003793:Dental Restoration, Permanent / Q000145:classification
chemical_list: D003722:Dental Alloys; D003300:Copper; D003723:Dental Amalgam