Panic DisorderPanicAnxietyAnxiety DisordersAgoraphobiaPhobic DisordersAnxiety, SeparationDepressionPsychiatric Status Rating ScalesDental AnxietyTetragastrinManifest Anxiety ScaleAnti-Anxiety AgentsSodium LactateQuestionnairesCognitive TherapyAlprazolamTest Anxiety ScaleFearDepressive DisorderPersonality InventorySeverity of Illness IndexStress, PsychologicalDiagnostic and Statistical Manual of Mental DisordersComorbiditySymptom AssessmentStress Disorders, Post-TraumaticMood DisordersTreatment OutcomeDepressive Disorder, MajorPrevalencePsychometricsQuality of LifeAdaptation, PsychologicalMental DisordersPerformance AnxietyInterview, PsychologicalClonazepamImplosive TherapyCross-Sectional StudiesLongitudinal StudiesRisk FactorsSomatoform DisordersBehavioral SymptomsAnalysis of VarianceAffectFollow-Up StudiesEmotionsProspective StudiesSerotonin Uptake InhibitorsPsychotherapyAllylglycineTime FactorsPersonality AssessmentObsessive-Compulsive DisorderAntidepressive AgentsPsychological TestsHyperventilationLife Change EventsPsychophysiologic DisordersRespiration DisordersStartle ReactionAffective SymptomsAmygdalaSex FactorsParoxetinePainArousalModels, PsychologicalPersonalityTemperamentPsychoanalytic TherapyHealth SurveysHypochondriasisAge FactorsPsychotherapy, GroupFatigueInterpersonal RelationsGalvanic Skin ResponseSocial BehaviorTherapy, Computer-AssistedDysthymic DisorderBehavior, AnimalNeurotic DisordersRegression AnalysisSubstance Withdrawal SyndromeAntidepressive Agents, TricyclicRespiratory RateLogistic ModelsPain MeasurementCase-Control StudiesExploratory BehaviorAngerBenzodiazepinesSelf ConceptReproducibility of ResultsMaze LearningChronic DiseaseDizzinessFactor Analysis, Statistical