Bone Demineralization, PathologicBone Demineralization TechniqueTooth DemineralizationBone and BonesDental EnamelTooth RemineralizationHardness TestsCariostatic AgentsHypophosphatemiaDental Caries Activity TestsNeoplasms, Connective TissueMicroradiographyFluorides, TopicalHypophosphatemia, FamilialRoot CariesRicketsBone RemodelingDentinDental CariesMesenchymomaDental Enamel SolubilityBone DensityTooth ErosionCalcium Signaling