title: Comment on concentration and etching time of phosphoric acid.
authors.forename: W
authors.initials: W
authors.lastname: Carstensen
mesh_terms: D000134:Acid Etching, Dental; D001840:Dental Bonding; D016910:Orthodontic Brackets; D010756:Phosphoric Acids / Q000737:chemistry*; D013997:Time Factors
chemical_list: D010756:Phosphoric Acids; C030242:phosphoric acid