title: [Preliminary study of structures and microhardness of carious dentin by scanning electron microscopy].
authors.forename: Y
authors.initials: Y
authors.lastname: Chen
mesh_terms: D000368:Aged; D003731:Dental Caries / Q000473:pathology*; D003804:Dentin / Q000648:ultrastructure*; D006244:Hardness; D006801:Humans; D008855:Microscopy, Electron, Scanning; D008875:Middle Aged