title: Amalgam restorations: a cross-sectional survey of placement and replacement.
mesh_terms: D003430:Cross-Sectional Studies; D003723:Dental Amalgam; D003731:Dental Caries / Q000473:pathology / Q000628:therapy; D003793:Dental Restoration, Permanent; D006801:Humans; D012008:Recurrence
chemical_list: D003723:Dental Amalgam