Variations in enamel etching patterns produced by different concentrations phosphoric acid.
D000134:Acid Etching, Dental; D001840:Dental Bonding; D003743:Dental Enamel / Q000187:drug effects / Q000648:ultrastructure*; D006801:Humans; D010756:Phosphoric Acids / Q000008:administration & dosage / Q000494:pharmacology*
D010756:Phosphoric Acids; C030242:phosphoric acid