Anxiety DisordersAnxietyPhobic DisordersMood DisordersMental DisordersAnxiety, SeparationBipolar DisorderDiagnostic and Statistical Manual of Mental DisordersPanic DisorderPsychiatric Status Rating ScalesDepressive DisorderDepressive Disorder, MajorAnti-Anxiety AgentsAgoraphobiaComorbidityObsessive-Compulsive DisorderCognitive TherapyInterview, PsychologicalStress Disorders, Post-TraumaticFearDepressionSubstance-Related DisordersSomatoform DisordersAttention Deficit Disorder with HyperactivityPersonality InventoryQuestionnairesDysthymic DisorderDental AnxietyPrevalenceSeverity of Illness IndexPersonality AssessmentStress, PsychologicalPsychotic DisordersChild Development Disorders, PervasiveAutistic DisorderNeurotic DisordersManifest Anxiety ScaleSerotonin Uptake InhibitorsAntidepressive AgentsDesensitization, PsychologicPsychotherapyAmygdalaPsychometricsEmotionsConduct DisorderShynessTic DisordersTemperamentTest Anxiety ScaleDiagnosis, Dual (Psychiatry)Risk FactorsAlcohol-Related DisordersTreatment OutcomeAlcoholismHealth SurveysSleep DisordersChild of Impaired ParentsHypochondriasisLongitudinal StudiesStartle ReactionPsychopathologyCognition DisordersPsychotropic DrugsCross-Sectional StudiesArousalTherapy, Computer-AssistedAdaptation, PsychologicalAffectAge of OnsetImplosive TherapySex FactorsSocial Behavior DisordersLife Change EventsPanicAnalysis of VarianceUnited StatesImpulse Control DisordersDefense MechanismsBrainFacial ExpressionCycloserineSocial BehaviorAttention Deficit and Disruptive Behavior DisordersBorderline Personality DisorderExtinction, PsychologicalAge FactorsCase-Control StudiesCitalopramPrimary Health CarePsychotherapy, GroupModels, PsychologicalMental Health ServicesAntisocial Personality DisorderMagnetic Resonance ImagingTime FactorsGalvanic Skin ResponseSchizophreniaFollow-Up StudiesSelf ConceptBehavior, Animal