Variations of enamel density in sections of human teeth.
D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003720:Densitometry; D003743:Dental Enamel / Q000032:analysis*; D003747:Dental Enamel Solubility; D006244:Hardness; D006801:Humans; D066298:In Vitro Techniques; D014094:Tooth, Deciduous