AnxietyAnxiety DisordersPhobic DisordersAnxiety, SeparationDepressionPsychiatric Status Rating ScalesDepressive DisorderPanic DisorderPersonality InventoryQuestionnairesFemininityCognitive TherapyStress, PsychologicalDental AnxietyAnti-Anxiety AgentsShynessManifest Anxiety ScaleTemperamentAdaptation, PsychologicalHypochondriasisSeverity of Illness IndexMood DisordersPleasure-Pain PrincipleParanoid BehaviorFearComorbidityPanicPsychometricsDepressive Disorder, MajorAffectEmotionsMasculinityCross-Sectional StudiesSelf ReportDiagnostic and Statistical Manual of Mental DisordersInterpersonal RelationsInterview, PsychologicalLongitudinal StudiesQuality of LifeSocial BehaviorPsychological TestsTest Anxiety ScaleTreatment OutcomePrevalenceBullyingStress Disorders, Post-TraumaticPersonality AssessmentMothersRisk FactorsLife Change EventsTherapy, Computer-AssistedParentsBody Dysmorphic DisordersSex FactorsSomatoform DisordersSocial SupportPsychotherapyProspective StudiesMental DisordersSocial AdjustmentFactor Analysis, StatisticalSocial PerceptionSocial ConformitySelf ConceptAdolescent PsychologyAntidepressive AgentsArousalPainMother-Child RelationsFollow-Up StudiesModels, PsychologicalPsychotherapy, GroupTaste PerceptionMental HealthPsychologyPeer GroupRegression AnalysisFriendsSerotonin Uptake InhibitorsCitalopramParent-Child RelationsChild BehaviorSleep Initiation and Maintenance DisordersInternal-External ControlAnalysis of VarianceTime FactorsAge FactorsSymptom Assessment