title: Capacity and strategies of educationally subnormal boys on serial and discrete tasks involving movement speed.
mesh_terms: D000293:Adolescent; D002648:Child; D006801:Humans; D008607:Intellectual Disability / Q000503:physiopathology* / Q000523:psychology; D008297:Male; D009048:Motor Skills; D013647:Task Performance and Analysis; D013997:Time Factors