title: Conceptual tempo, activity, and concept learning in hyperactive and normal children.
mesh_terms: D002648:Child; D003210:Concept Formation; D006801:Humans; D006948:Hyperkinesis; D007175:Impulsive Behavior; D008297:Male; D009043:Motor Activity; D011581:Psychological Tests; D011930:Reaction Time; D014163:Transfer, Psychology