title: Radiopaque zones in the dentine beneath amalgam and silicate fillings.
mesh_terms: D000328:Adult; D003723:Dental Amalgam / Q000009:adverse effects*; D003731:Dental Caries / Q000000981:diagnostic imaging*; D003782:Dental Pulp / Q000000981:diagnostic imaging; D003793:Dental Restoration, Permanent; D003804:Dentin / Q000000981:diagnostic imaging* / Q000187:drug effects; D006801:Humans; D008875:Middle Aged; D010486:Periapical Tissue / Q000000981:diagnostic imaging; D011859:Radiography; D012823:Silicate Cement / Q000009:adverse effects*
chemical_list: D012823:Silicate Cement; D003723:Dental Amalgam