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When to Use Broader Internalising and Externalising Subscales Instead of the Hypothesised Five Subscales on the Strengths and Difficulties Questionnaire (SDQ): Data from British Parents, Teachers and Children

Child PsychologyCross-cultural AssessmentPediatricsEducationSpecial EducationDifficulties QuestionnairePsychometricsBroader InternalisingDevelopmental DisorderChild AssessmentPsychological EvaluationMedicineChild Mental HealthExternalising SubscalesPsychologyChild Development