MenstruationMenstruation DisturbancesMenstrual CycleMenstrual Hygiene ProductsDysmenorrheaEndometriumAmenorrheaCell CycleMenstruation-Inducing AgentsMenorrhagiaEndometriosisPremenstrual SyndromeProgesteroneLuteal PhaseMenarcheLynestrenolUterusDydrogesteroneOligomenorrheaFollicular PhaseUterine HemorrhageEthamsylatePregnancyDroperidolHemoperitoneumContraceptives, OralEstradiolLevonorgestrelContraceptive Agents, FemaleInfertility, FemaleOvulation InhibitionOvulationOvaryDeciduaFollicle Stimulating HormonePrimate DiseasesPeritoneal DiseasesAnovulationFollicle Stimulating Hormone, HumanVaginaCell Cycle ProteinsIntrauterine DevicesStromal CellsMatrix MetalloproteinasesMenopauseMedroxyprogesterone AcetateLuteinizing HormoneTime FactorsGonadal Steroid HormonesEmbryo ImplantationPapioEstrous CyclePostpartum PeriodMifepristoneEstrogensEstrenesGenital Diseases, FemalePremenopauseCitric Acid CycleMatrix Metalloproteinase 3Abortion, SpontaneousCollagenases