title: THE DEGREE OF ETCHING AS A FUNCTION OF THE AGE OF THE TEETH.
mesh_terms: D000375:Aging; D002254:Carbonates; D003728:Dental Calculus; D006863:Hydrogen-Ion Concentration; D007773:Lactates; D010336:Pathology; D012463:Saliva; D014070:Tooth
chemical_list: D002254:Carbonates; D007773:Lactates
keywords: AGING; CARBONATES; DENTAL CALCULUS; HYDROGEN-ION CONCENTRATION; LACTATES; PATHOLOGY; SALIVA; TOOTH