Density fractions in human enamel.
D002118:Calcium; D002130:Calcium Phosphates; D003720:Densitometry; D003743:Dental Enamel / Q000032:analysis*; D005460:Fluorides, Topical / Q000494:pharmacology; D006801:Humans; D066298:In Vitro Techniques; D008963:Molar; D010758:Phosphorus
D002130:Calcium Phosphates; D005460:Fluorides, Topical; D010758:Phosphorus; D002118:Calcium