title: Variations in surface resistance to enamel etching.
mesh_terms: D000085:Acetates / Q000494:pharmacology; D000293:Adolescent; D000328:Adult; D003648:Decalcification Technique; D003743:Dental Enamel / Q000032:analysis* / Q000187:drug effects; D006801:Humans; D008297:Male; D008855:Microscopy, Electron, Scanning; D014095:Tooth, Impacted
chemical_list: D000085:Acetates