Pregnancy, EctopicPregnancy, TubalPregnancyPregnancy OutcomePregnancy ComplicationsAbortifacient Agents, NonsteroidalPregnancy, AnimalPregnancy TestsPregnancy Trimester, FirstFallopian TubesSalpingostomySalpingectomyPregnancy RateAbortion, SpontaneousPregnancy, MultipleChorionic Gonadotropin, beta Subunit, HumanChorionic GonadotropinPregnancy, AbdominalPregnancy Trimester, ThirdPelvic Inflammatory DiseasePregnancy Complications, CardiovascularPregnancy TrimestersAbortion, TherapeuticUltrasonography, PrenatalHemoperitoneumPregnancy in DiabeticsSalpingitisPregnancy Complications, InfectiousPregnancy Trimester, SecondAbortion, InducedPregnancy Complications, NeoplasticGestational AgePregnancy ProteinsPregnancy in AdolescenceAdnexa UteriIntrauterine DevicesFallopian Tube DiseasesEmbryo ImplantationInfertility, FemaleFertilization in VitroPregnancy, UnplannedSterilization, TubalPregnancy, High-RiskEmbryo TransferUterusPregnancy, UnwantedObstetric Surgical ProceduresAbortifacient AgentsCesarean SectionCuldoscopyMethotrexateLaparoscopyPlacentaPregnancy Complications, HematologicRupture, SpontaneousCicatrixPregnancy, ProlongedInfant, NewbornPre-EclampsiaPregnancy, TwinParityChlamydia InfectionsDeciduaProgesteroneUterine HemorrhageFetal DeathPrenatal CareChorionic VilliGestational SacTrophoblastsVacuum CurettageLaparotomyGynecologic Surgical ProceduresEndometriumAbortion, MissedMaternal AgeRetrospective StudiesPregnancy Complications, ParasiticChlamydia trachomatisProspective StudiesPregnancy MaintenanceTwinsFertilitySterilization ReversalAbortifacient Agents, SteroidalHydatidiform MoleVaginaRisk FactorsDouglas' PouchInsemination, ArtificialHysterotomyMaternal-Fetal ExchangeInfertilityAbortion, IncompleteContraceptionPrenatal Exposure Delayed EffectsGenitalia, FemaleCervix UteriAbortion, ThreatenedBirth Weight