FearAnxietyAnxiety DisordersAnxiety, SeparationDental AnxietyPhobic DisordersManifest Anxiety ScaleAmygdalaConditioning, ClassicalFreezing Reaction, CatalepticConditioning (Psychology)DepressionTest Anxiety ScaleExtinction, PsychologicalAnti-Anxiety AgentsElectroshockPsychiatric Status Rating ScalesPanic DisorderStress, PsychologicalStartle ReactionDepressive DisorderGalvanic Skin ResponseQuestionnairesPerformance AnxietyBehavior, AnimalImmunomagnetic SeparationMemoryEmotionsCell SeparationPersonality InventoryAvoidance LearningCognitive TherapyMood DisordersPanicMaternal DeprivationAnalysis of VarianceMaze LearningAdaptation, PsychologicalExploratory BehaviorPsychometricsElectrophoresis, CapillaryComorbidityTime FactorsChromatography, High Pressure LiquidAgoraphobiaStress Disorders, Post-TraumaticElectrophoresis, MicrochipFacial ExpressionDiagnostic and Statistical Manual of Mental DisordersHypochondriasisAffectAssociation LearningAcoustic StimulationCuesQuality of LifeDesensitization, PsychologicSocial BehaviorMental DisordersTemperamentArousalReproducibility of ResultsSeverity of Illness IndexDepressive Disorder, MajorInterview, PsychologicalRats, Long-EvansHippocampusPsychological TestsSomatoform DisordersModels, PsychologicalCross-Sectional StudiesShynessMotor ActivityCycloserineRats, Sprague-DawleyImplosive TherapyCountercurrent DistributionPainPrefrontal CortexPrevalencePersonality AssessmentSelf ConceptInterpersonal RelationsDiazepamAngerBrainPersonalityTreatment OutcomeSex FactorsObsessive-Compulsive DisorderPsychotherapyPain MeasurementRisk FactorsLearningLongitudinal StudiesLife Change EventsAntidepressive AgentsEscape ReactionMothersInhibition (Psychology)Chromatography, Liquid