title: Invasion of microorganisms and some structural changes in incipient enamel caries. A scanning electron microscopic investigation.
mesh_terms: D003731:Dental Caries / Q000382:microbiology* / Q000473:pathology; D003743:Dental Enamel / Q000473:pathology / Q000648:ultrastructure; D006801:Humans; D008855:Microscopy, Electron, Scanning