Attention Deficit and Disruptive Behavior DisordersConduct DisorderAttention Deficit Disorder with HyperactivityREM Sleep Behavior DisorderHeredityChild PsychiatryAntisocial Personality DisorderAggressionDiagnostic and Statistical Manual of Mental DisordersChild of Impaired ParentsChild Behavior DisordersMental DisordersParentsLongitudinal StudiesComorbidityPsychiatric Status Rating ScalesAttentionChild BehaviorAdolescent BehaviorMethylphenidateAnxiety DisordersBipolar DisorderMood DisordersSubstance-Related DisordersParasomniasSocial EnvironmentJuvenile DelinquencyDreamsBehavior TherapyDiseases in TwinsPersonality AssessmentQuestionnairesAversive TherapyReinforcement, SocialRisk FactorsCentral Nervous System StimulantsParentingWandering BehaviorClonazepamSleep-Wake Transition DisordersPolysomnographyPrevalenceNarcolepsySleep, REMAge FactorsNeuropsychological TestsAdolescent PsychologySocializationPsychomotor AgitationPsychopathologySex FactorsBehavior, AnimalPeer GroupAdolescent DevelopmentImpulsive BehaviorSeverity of Illness IndexFrustrationSocial BehaviorInterview, PsychologicalOlfaction DisordersMother-Child RelationsLewy Body DiseaseParkinson DiseaseInternal-External ControlMultiple System AtrophyPropylaminesDepressive Disorder, MajorToken EconomyFollow-Up StudiesCognition DisordersPsychometricsModels, PsychologicalUnited StatesTemperamentAutistic DisorderCase-Control StudiesEducation, SpecialDepressive DisorderInterpersonal RelationsAromatherapyMothersCross-Sectional StudiesGeneticsMaternal BehaviorCohort StudiesLearning DisordersCataplexySleep DisordersBrainMagnetic Resonance ImagingElephantiasisVideo RecordingChild Development Disorders, PervasiveFamily ConflictFeeding BehaviorSchoolsChild WelfareAnalysis of VarianceParent-Child RelationsMotor Activity