Three-step disagreement to one-step etching.
D000134:Acid Etching, Dental / Q000379:methods*; D001840:Dental Bonding / Q000379:methods*; D006851:Hydrochloric Acid / Q000008:administration & dosage*; D013464:Sulfuric Acids / Q000008:administration & dosage*
D013464:Sulfuric Acids; D006851:Hydrochloric Acid