title: [Root surface caries. (1) Basic studies].
mesh_terms: D000328:Adult; D003731:Dental Caries / Q000209:etiology* / Q000382:microbiology; D003739:Dental Cementum / Q000382:microbiology; D006801:Humans; D008875:Middle Aged; D014092:Tooth Root / Q000382:microbiology*