Premature BirthInfant, PrematureInfant, NewbornPregnancyObstetric Labor, PrematureBirth WeightInfant, Low Birth WeightLungGestational AgePregnancy OutcomeCongenital AbnormalitiesAbortion, VeterinaryInfant, Premature, DiseasesPregnancy ComplicationsBronchopulmonary DysplasiaFetal DeathAbortion, SpontaneousInfant MortalityInfant, Small for Gestational AgePregnancy Complications, InfectiousLung DiseasesRespiratory Distress Syndrome, NewbornAnimals, NewbornLung NeoplasmsRisk FactorsBirth RateLung InjuryCarcinoma, Non-Small-Cell LungRetrospective StudiesLung TransplantationBirth OrderBirth CertificatesAcute Lung InjuryLung Volume MeasurementsBirth IntervalsLung Diseases, InterstitialBirth InjuriesMultiple Birth OffspringExtravascular Lung WaterMaternal AgePulmonary AlveoliTotal Lung CapacityBronchoalveolar Lavage FluidCohort StudiesSmall Cell Lung CarcinomaCarcinoma, Small CellLung AbscessDelivery, ObstetricPulmonary FibrosisSmokingParityVaginal Birth after CesareanVentilator-Induced Lung InjuryRespiratory Function TestsAdenocarcinomaPneumoniaMice, Inbred C57BLLung Diseases, ObstructiveMaternal ExposurePulmonary Edema