Panic DisorderPanicAgoraphobiaAnxiety DisordersPhobic DisordersSodium LactateTetragastrinClonazepamAlprazolamDiagnostic and Statistical Manual of Mental DisordersPsychiatric Status Rating ScalesPsychoanalytic TherapyCognitive TherapyMental DisordersBipolar DisorderDepressive Disorder, MajorMood DisordersAnti-Anxiety AgentsImplosive TherapyAnxietyAllylglycineStress Disorders, Post-TraumaticAnxiety, SeparationRepression-SensitizationComorbidityHyperventilationObsessive-Compulsive DisorderParoxetineSerotonin Uptake InhibitorsAlcohol-Induced DisordersDysthymic DisorderFearInterview, PsychologicalImipramineDepressive DisorderRelaxation TherapyPersonality InventoryPsychotherapySomatoform DisordersSeverity of Illness IndexHypocapniaAntidepressive Agents, TricyclicAlkalosis, RespiratoryRespiration DisordersElectronystagmographyPsychopharmacologyTreatment OutcomePsychoanalytic TheoryPsychotherapy, GroupPsychophysiologic DisordersPrevalence