Vitamin A DeficiencyDeficiency DiseasesDelayed Diagnosisalpha 1-Antitrypsin DeficiencyPrenatal DiagnosisVitamin B 12 DeficiencyEarly DiagnosisSensitivity and SpecificityVitamin D DeficiencyFolic Acid DeficiencyIgA DeficiencyThiamine DeficiencyDiagnosisGlucosephosphate Dehydrogenase DeficiencyAnemia, Iron-DeficiencyRetrospective StudiesMagnesium DeficiencyVitamin E DeficiencyAscorbic Acid DeficiencyImmunologic Deficiency SyndromesMice, KnockoutProtein C DeficiencyMutationIgG DeficiencyDiagnostic ErrorsInfant, NewbornVitamin B 6 DeficiencyPregnancyTime FactorsBiopsyMetabolism, Inborn ErrorsTomography, X-Ray ComputedIronPolymerase Chain ReactionFactor V DeficiencyProspective StudiesPredictive Value of TestsRiboflavin DeficiencyPedigreeNursing DiagnosisRisk FactorsPhenotypeDiagnosis, Computer-AssistedAntithrombin III DeficiencyReproducibility of ResultsMice, Inbred C57BLFollow-Up StudiesTreatment OutcomeVitamin K DeficiencyMagnetic Resonance ImagingFatal OutcomePrognosisPrevalenceHeterozygotePreimplantation DiagnosisFactor VII DeficiencySyndromeAnemia, HypochromicAdrenal Hyperplasia, CongenitalHomozygoteFactor XI DeficiencyLiverBiological MarkersProtein DeficiencyVitamin B DeficiencyAge FactorsOrnithine Carbamoyltransferase Deficiency DiseaseIodineCohort StudiesZincAmino Acid Metabolism, Inborn ErrorsCase-Control StudiesLeukocyte-Adhesion Deficiency SyndromeFactor XIII DeficiencyFetal DiseasesFactor X DeficiencyMolecular Sequence DataIncidenceBase SequenceBiopsy, NeedleCholine DeficiencyCytochrome-c Oxidase DeficiencyDisease Models, AnimalSeverity of Illness IndexEnzyme-Linked Immunosorbent AssayGenotypeAcute DiseaseDNA Mutational AnalysisFerritinsImmunohistochemistryHypopituitarismVitamin B 12Lecithin Acyltransferase DeficiencyDietLipid Metabolism, Inborn ErrorsCross-Sectional StudiesROC CurveBiotinidase DeficiencyUnited StatesFalse Positive Reactions