AnxietyAnxiety DisordersEscape ReactionDepressionElectroshockAvoidance LearningStress, PsychologicalIllness BehaviorBehavior, AnimalAdaptation, PsychologicalEmotionsCatastrophizationDominance-SubordinationExploratory BehaviorDental AnxietyFearDepressive DisorderManifest Anxiety ScaleAnxiety, SeparationAntidepressive Agents, TricyclicQuestionnairesHelplessness, LearnedAnalysis of VarianceFluoxetinePhobic DisordersCorticosteronePainAntidepressive Agents, Second-GenerationTest Anxiety ScaleAntidepressive AgentsSelf ConceptMotor ActivityStress Disorders, Post-TraumaticQuality of LifeDisease Models, AnimalSwimmingSeverity of Illness IndexRats, Sprague-DawleyReaction TimeAnti-Anxiety AgentsPsychiatric Status Rating ScalesSelf ReportDisability EvaluationBrain-Derived Neurotrophic FactorHippocampusLongitudinal StudiesPanic DisorderStress, PhysiologicalSex CharacteristicsPerformance AnxietyPersonality InventoryMood DisordersCognitive TherapyComorbidityAgoraphobiaPsychometricsPanicDiagnostic and Statistical Manual of Mental DisordersHypochondriasisAmygdalaDepressive Disorder, MajorAffectMental DisordersMaze LearningPsychological TestsInterview, PsychologicalSomatoform DisordersShynessTemperamentStartle ReactionSocial BehaviorPrevalencePersonality AssessmentPsychotherapyCross-Sectional StudiesArousalDiazepamPersonalityObsessive-Compulsive DisorderTreatment OutcomeMothersAngerInterpersonal RelationsSerotonin Uptake InhibitorsRisk FactorsSex FactorsLife Change EventsNeurotic DisordersModels, PsychologicalFacial ExpressionGalvanic Skin ResponseTherapy, Computer-AssistedPain MeasurementProspective StudiesTime FactorsMental HealthDesensitization, PsychologicParentsSubstance Withdrawal SyndromePsychopathology