Beginning of Human LifeLifePersonhoodJudaismHuman CharacteristicsQuality of LifeValue of LifeHuman DevelopmentBioethical IssuesEthical TheoryPhilosophy, MedicalReligion and MedicineLongevityMoralsEthics, MedicalPregnancy Reduction, MultifetalEmbryo ResearchBiological EvolutionCloning, OrganismAgingLife Change EventsPregnancyLife Cycle StagesLife TablesLife Support CareQuestionnairesLife StyleTime FactorsHealth StatusSickness Impact ProfileTreatment OutcomeInsurance, LifeAge FactorsProspective StudiesFollow-Up StudiesStress, Psychological