Infant MortalityInfant, NewbornBirth CertificatesMortalityVital StatisticsCause of DeathInfant, Low Birth WeightDeath CertificatesFetal MortalityInfant, PrematureMaternal AgeCongenital AbnormalitiesBirth WeightUnited StatesBirth RatePregnancyLife ExpectancyPrenatal CareChild MortalityMaternal MortalityFetal DeathNational Center for Health Statistics (U.S.)Ethnic GroupsPremature BirthHealth Status DisparitiesInfant CareInfant, Very Low Birth WeightSocioeconomic FactorsGestational AgeSudden Infant DeathRisk FactorsEducational StatusUrbanizationHospital MortalityBrazilContinental Population GroupsEuropean Continental Ancestry GroupIncomeInfant, Premature, DiseasesPovertyAfrican AmericansInfant FoodHealth Status IndicatorsInfant, Newborn, DiseasesDeveloping CountriesResidence CharacteristicsAge DistributionPregnancy OutcomeUrban PopulationRegression AnalysisRetrospective StudiesHispanic AmericansPerinatal MortalityCohort StudiesInfant FormulaCanadaInfant BehaviorTime FactorsMothersInfant WelfareHealth SurveysDeveloped CountriesPerinatal CareFollow-Up StudiesTreatment OutcomeProspective StudiesAge FactorsBreast FeedingSurvival RateIncidenceDelivery of Health CareSurvival AnalysisMultiple Birth OffspringMaternal WelfareRisk AssessmentBirth OrderEpidemiologic FactorsInfant Nutritional Physiological PhenomenaCultural Deprivation