Merrell, C Inattention, hyperactivity and impulsiveness: their impact on academic achievement and progress. [electronic resource] - The British journal of educational psychology Mar 2001 - 43-56 p. digital Publication Type: Journal Article ISSN: 0007-0998 Standard No.: 10.1348/000709901158389 doi Subjects--Topical Terms: AchievementAttention Deficit Disorder with Hyperactivity--complicationsChildChild, PreschoolEducational MeasurementFemaleHumansImpulsive Behavior--diagnosisLearning Disabilities--epidemiologyMaleMathematicsPrevalenceVocabulary