title: Ultrastructural changes in human dentine exposed to a weak acid.
mesh_terms: D000085:Acetates / Q000494:pharmacology*; D000293:Adolescent; D000328:Adult; D000368:Aged; D003461:Crystallography; D003648:Decalcification Technique; D003804:Dentin / Q000032:analysis* / Q000187:drug effects*; D004563:Electrochemistry; D006801:Humans; D006863:Hydrogen-Ion Concentration; D006882:Hydroxyapatites / Q000032:analysis*; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D008875:Middle Aged
chemical_list: D000085:Acetates; D006882:Hydroxyapatites