Adolescent 1 Aneuploidy 1 Child 1 Chromosomes, Human, X Chromosomes, Human, Y 1 Cognition 1 Female 1 Humans 1 Intelligence Tests 1 Klinefelter syndrome 1 Language Disorders 1 Male 1 Neuropsychological Tests 1 Psychomotor Performance 1 Semantics 1 Sex Chromosome Aberrations 1 Trisomy X syndrome 1 Verbal Behavior 1 Verbal fluency 1 X chromosome 1 Y chromosome 1 Young Adult 1 adolescent 1 aneuploidy 1 child 1 female 1 genetics 1 human 1 intelligence test 1 language disability 1