AnxietyAnxiety DisordersDental AnxietyDepressionAnxiety, SeparationManifest Anxiety ScalePhobic DisordersPsychiatric Status Rating ScalesTest Anxiety ScaleQuestionnairesDepressive DisorderAnti-Anxiety AgentsStress, PsychologicalPanic DisorderSeverity of Illness IndexPersonality InventorySymptom AssessmentFearQuality of LifePerformance AnxietyCognitive TherapyMood DisordersComorbidityTreatment OutcomePsychometricsAdaptation, PsychologicalPrevalenceBehavioral SymptomsStress Disorders, Post-TraumaticDiagnostic and Statistical Manual of Mental DisordersCross-Sectional StudiesRisk FactorsDepressive Disorder, MajorProspective StudiesAffective SymptomsEmotionsAffectLongitudinal StudiesMental DisordersFollow-Up StudiesTime FactorsAgoraphobiaPanicInterview, PsychologicalPainPsychological TestsHypochondriasisSex FactorsAnalysis of VarianceFatigueAmygdalaPersonality AssessmentLife Change EventsObsessive-Compulsive DisorderAntidepressive AgentsPain MeasurementExploratory BehaviorAge FactorsSelf ConceptTemperamentMaze LearningPsychotherapySocial BehaviorMothersBehavior, AnimalInterpersonal RelationsSelf ReportModels, PsychologicalPsychophysiologic DisordersPersonalitySomatoform DisordersShynessStartle ReactionRegression AnalysisArousalHealth SurveysCohort StudiesSerotonin Uptake InhibitorsChronic DiseaseLogistic ModelsHealth StatusSleep DisordersSubstance Withdrawal SyndromeAngerAsthmaFactor Analysis, StatisticalNeuropsychological TestsNeurotic DisordersReproducibility of ResultsMental HealthSocial SupportParentsPsychotic DisordersMagnetic Resonance ImagingRetrospective StudiesDepression, PostpartumSocioeconomic FactorsSchizophreniaIrritable MoodUnited States