title: Age differences in WISC-R subtest ranks of children experiencing academic difficulties: a replication.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D005260:Female; D006801:Humans; D007859:Learning Disabilities / Q000175:diagnosis / Q000523:psychology*; D008297:Male; D014888:Wechsler Scales