title: Acid penetration through Ca(OH)2 liners.
mesh_terms: D002126:Calcium Hydroxide; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003736:Dental Cavity Lining; D010756:Phosphoric Acids; D013997:Time Factors
chemical_list: D010756:Phosphoric Acids; C030242:phosphoric acid; D002126:Calcium Hydroxide