title: Do we need more research on the safety of amalgam and other materials.
mesh_terms: D003723:Dental Amalgam; D003764:Dental Materials; D018865:Dental Research; D003793:Dental Restoration, Permanent; D006801:Humans; D008422:Materials Testing; D012449:Safety
chemical_list: D003764:Dental Materials; D003723:Dental Amalgam