Human ExperimentationEthics Committees, ResearchResearch SubjectsEthics, ResearchBiomedical ResearchResearchFetusFetal Tissue TransplantationComplicityAborted FetusResearch Support as TopicDirected Tissue DonationResearch DesignMaternal-Fetal ExchangePregnancyResearch PersonnelPlacentaLifePersonhoodNursing ResearchBeginning of Human LifeAbortion, VeterinaryTranslational Medical ResearchHealth Services ResearchGenetic ResearchFetal ResearchNontherapeutic Human ExperimentationGestational AgeTherapeutic Human ExperimentationInformed ConsentCivil RightsClinical Nursing ResearchPregnancy, AnimalDental ResearchEthics, MedicalCommunity-Based Participatory ResearchAbortion, InducedPregnant WomenBehavioral ResearchQualitative ResearchUnited StatesAmniotic FluidBrain Tissue TransplantationTissue DistributionLiverSocial Control, FormalExtraembryonic MembranesBrainAdvisory CommitteesFetal DiseasesTime FactorsMoral ObligationsFetal ResorptionHydrops FetalisFetal WeightEmbryonic and Fetal DevelopmentFetal DeathFederal GovernmentReproducibility of ResultsGovernment RegulationAcademies and InstitutesAbortion, LegalEmpirical ResearchClinical Trials as Topic