Depressive Disorder, Treatment-ResistantDrug ResistanceElectroconvulsive TherapyDepressive Disorder, MajorAntidepressive AgentsSubstance-Related DisordersSubstance Abuse Treatment CentersDrug Resistance, NeoplasmAntipsychotic AgentsResidential TreatmentEating DisordersTreatment OutcomeDepressive DisorderCognitive TherapyAnxiety DisordersBipolar DisorderPsychiatric Status Rating ScalesDiagnostic and Statistical Manual of Mental DisordersMood DisordersDysthymic DisorderMental DisordersAntidepressive Agents, Second-GenerationSerotonin Uptake InhibitorsDepressionCitalopramCyclohexanolsComorbidityInterview, PsychologicalFluoxetineStress Disorders, Post-TraumaticPersonality InventorySeverity of Illness IndexSuicide, AttemptedPsychotherapyObsessive-Compulsive DisorderPhobic DisordersDrug Resistance, MicrobialPrevalenceAttention Deficit Disorder with HyperactivityMicrobial Sensitivity TestsSertralinePersonality AssessmentAnti-Bacterial AgentsRisk FactorsBrainSomatoform DisordersAnxietyPsychometricsCase-Control StudiesBorderline Personality DisorderChild of Impaired ParentsPsychotic DisordersSuicideAffective Disorders, PsychoticAffectQuestionnairesPanic Disorder