Conduct DisorderAntisocial Personality DisorderAdolescent BehaviorAttention Deficit and Disruptive Behavior DisordersAttention Deficit Disorder with HyperactivityAdolescent PsychologyDiagnostic and Statistical Manual of Mental DisordersMental DisordersSubstance-Related DisordersChild of Impaired ParentsChild Behavior DisordersJuvenile DelinquencyAggressionDiseases in TwinsParentsAnxiety DisordersBipolar DisorderChild BehaviorSocial EnvironmentComorbidityMood DisordersLongitudinal StudiesChlorprothixeneAdolescent DevelopmentRisk FactorsPersonality AssessmentPsychiatric Status Rating ScalesParent-Child RelationsParentingSingle-Parent FamilyQuestionnairesPsychopathologyDepressive Disorder, MajorPrevalenceAdolescent Health ServicesDepressive DisorderChild WelfareInterview, PsychologicalRunaway BehaviorCrimePeer GroupAge FactorsVietnam ConflictUnited StatesSex FactorsAlcoholismCross-Sectional StudiesDisabled ChildrenCriminalsTwin Studies as TopicEmpathyFamilyCharacterSocializationDiagnosis, Dual (Psychiatry)MothersInternal-External ControlStress Disorders, Post-TraumaticImpulsive BehaviorAge of OnsetMother-Child RelationsTwinsInterpersonal RelationsAdolescent MedicineSocioeconomic FactorsFollow-Up Studies