Medroxyprogesterone AcetateMedroxyprogesteroneContraceptive Agents, FemaleProgesterone CongenersEstrogens, Conjugated (USP)ProgestinsEstrogen Replacement TherapyNorpregnenesDelayed-Action PreparationsEstradiolContraceptives, Oral, SyntheticNorethindroneContraceptive AgentsAcetatesProgesteroneAndrostenesEndometriumDesogestrelContraceptives, Oral, HormonalDeciduaPostmenopauseHormone Replacement TherapyAlmitrineEstrogensUterine HemorrhageReceptors, ProgesteroneOvariectomyNorprogesteronesLevonorgestrelAdministration, CutaneousIntrauterine Devices, CopperAntineoplastic Agents, HormonalGestrinoneMifepristoneOvulation InhibitionNorgestrelDanazolInjections, IntramuscularContraceptive Agents, MaleEthinyl EstradiolContraceptives, Oral, CombinedEndometrial NeoplasmsMenopauseStromal CellsUterusContraceptionContraceptives, OralPregnancyDrug ImplantsDrug Therapy, CombinationHormone AntagonistsBreast NeoplasmsTetradecanoylphorbol AcetateMenstrual Cycle