Receptors, EstrogenBreast NeoplasmsPostmenopauseOsteoporosis, PostmenopausalEstrogen Replacement TherapyHormonesMenopauseFollicle Stimulating HormoneGonadal Steroid HormonesEstrogensThyroid HormonesHormone Replacement TherapyLuteinizing HormoneEstrogens, Conjugated (USP)EstradiolBone DensityParathyroid HormonePremenopauseAromatase InhibitorsGonadotropin-Releasing HormoneEstroneTamoxifenProgestinsMedroxyprogesterone AcetateNitrilesRisk FactorsPancreatic NeoplasmsNeoplasmsBone Density Conservation AgentsHuman Growth HormoneTriazolesReceptors, Thyroid HormoneAntineoplastic Agents, HormonalTestosteroneSex Hormone-Binding GlobulinOvariectomyAdrenocorticotropic HormoneIsoflavonesTime FactorsMedroxyprogesteroneNeoplasms, Cystic, Mucinous, and SerousPituitary HormonesDouble-Blind MethodOsteoporosisRaloxifeneClimactericSelective Estrogen Receptor ModulatorsCase-Control StudiesUterine HemorrhageAlendronateEndometrial NeoplasmsFractures, BoneProgesteroneHot FlashesTriiodothyroninePerimenopauseProspective StudiesBone and BonesAbsorptiometry, PhotonNorpregnenesWomen's HealthReceptors, ProgesteronePhytoestrogensMolecular Sequence DataCalciumJuvenile HormonesImmunohistochemistryProgesterone CongenersNorethindroneProlactinDose-Response Relationship, DrugSignal TransductionCohort StudiesSoybean ProteinsSkin NeoplasmsTeriparatideRNA, MessengerAndrostenedioneBody Mass IndexOvarian NeoplasmsAdministration, CutaneousNeoplasms, Multiple PrimaryCells, CulturedFemur NeckNeoplasms, Second PrimaryDehydroepiandrosteroneEtidronic AcidAge FactorsFollow-Up StudiesCell LineBiological MarkersEstrogen AntagonistsThyroxineNeoplasms, Hormone-DependentTreatment OutcomePituitary GlandEndometriumGrowth Hormone-Releasing HormoneEndometrial HyperplasiaKidney Neoplasms