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Risk Factors for Internalizing and Externalizing Problems in the Preschool Years: Systematic Literature Review Based on the Child Behavior Checklist 1½–5

Early EducationChild PsychologyBehavioral SciencesSystematic Literature ReviewChild Mental HealthEarly Childhood DevelopmentEducationPreschool DevelopmentBehavioral IssueEarly Childhood EducationPreschool EducationExternalizing ProblemsRisk FactorsBehavioural ProblemChild Development