Observations on the dark zone in early enamel caries and artificial caries-like lesions.
D003731:Dental Caries / Q000139:chemically induced; D003743:Dental Enamel / Q000473:pathology; D005782:Gels / Q000494:pharmacology; D046911:Macromolecular Substances / Q000494:pharmacology
D005782:Gels; D046911:Macromolecular Substances