Bone Demineralization, PathologicBone Demineralization TechniqueTooth DemineralizationOsteoporosisBone and BonesDental EnamelTooth RemineralizationCalcification, PhysiologicBone DensityOsteoporosis, PostmenopausalHardness TestsCariostatic AgentsMicroradiographyDental Caries Activity TestsBone RemodelingDentinFluorides, TopicalRoot CariesDental CariesBone ResorptionDental Enamel SolubilityMineralsTooth ErosionFluorides