Depressive Disorder, Treatment-ResistantAntidepressive AgentsDepressive Disorder, MajorElectroconvulsive TherapyDrug ResistanceSubstance-Related DisordersSubstance Abuse Treatment CentersDepressive DisorderResidential TreatmentEating DisordersTreatment OutcomeAntidepressive Agents, TricyclicAntidepressive Agents, Second-GenerationFluoxetineSerotonin Uptake InhibitorsCitalopramAntipsychotic AgentsSertralineDesipramineImipramineDrug Resistance, NeoplasmCognitive TherapyCyclohexanolsDepressionPsychiatric Status Rating ScalesNortriptylineParoxetinePhenelzineAnti-Neutrophil Cytoplasmic Antibody-Associated VasculitisTranylcypromineClusterinMianserinAnxiety DisordersBipolar DisorderAmitriptylineNeoplastic Stem CellsAdrenergic Uptake InhibitorsCell HypoxiaMood DisordersCell Line, TumorDiagnostic and Statistical Manual of Mental DisordersRadiation ToleranceDrug Resistance, MicrobialMonoamine Oxidase InhibitorsSwimmingSerotonin Plasma Membrane Transport ProteinsBrain-Derived Neurotrophic FactorDrug Resistance, BacterialAnhedoniaSuicideBrainDysthymic DisorderBupropionPersonality InventoryStress, PsychologicalMental DisordersPsychotherapyNeoplasmsComorbidityApoptosisHelplessness, LearnedElectroshockHippocampusBehavior, AnimalSerotoninAntineoplastic AgentsSignal TransductionReceptor, Serotonin, 5-HT1AAnalysis of VarianceTime FactorsGene Expression Regulation, NeoplasticSeverity of Illness IndexAffectAnxietyFluvoxamineXenograft Model Antitumor AssaysRats, Sprague-DawleyZimeldineDrug Resistance, MultipleBrain NeoplasmsProstatic NeoplasmsGyrus CinguliTupaiaBiogenic MonoaminesReceptors, Serotonin, 5-HT1Hypothalamo-Hypophyseal SystemClomipraminePharmacogeneticsBreast NeoplasmsInterview, PsychologicalAnti-Bacterial AgentsRisk FactorsDisease ResistancePrefrontal CortexDouble-Blind MethodBuspironePituitary-Adrenal SystemMicrobial Sensitivity TestsReceptors, SerotoninRecurrence