Panic DisorderPanicAgoraphobiaAnxiety DisordersPhobic DisordersSodium LactateTetragastrinClonazepamDiagnostic and Statistical Manual of Mental DisordersAlprazolamPsychiatric Status Rating ScalesCognitive TherapyMental DisordersPsychoanalytic TherapyBipolar DisorderDepressive Disorder, MajorMood DisordersAnxietyStress Disorders, Post-TraumaticAnti-Anxiety AgentsImplosive TherapyAllylglycineComorbidityAnxiety, SeparationRepression-SensitizationObsessive-Compulsive DisorderDepressive DisorderHyperventilationSerotonin Uptake InhibitorsSeverity of Illness IndexParoxetineDysthymic DisorderInterview, PsychologicalAlcohol-Induced DisordersFearPersonality InventoryImipramineRelaxation TherapyPsychotherapyRespiration DisordersTreatment OutcomePrevalenceDepressionQuestionnairesSomatoform DisordersPsychophysiologic DisordersHypocapniaAntidepressive Agents, TricyclicPsychopharmacologyElectronystagmographyAlkalosis, RespiratoryPersonality AssessmentPsychotherapy, GroupAntidepressive AgentsPsychoanalytic TheoryStartle ReactionSubstance-Related Disorders