female 12 human 12 Female 10 Humans 10 fragile X syndrome 10 male 8 Fragile X Syndrome 7 Adult 6 Article 6 Male 6 adult 6 child 6 Child 5 autism 5 fragile X mental retardation protein 5 adolescent 4 controlled study 4 genetics 4 intellectual impairment 4 psychology 4 FMR1 protein, human 3 Fragile X Mental Retardation Protein 3 Fragile X syndrome 3 anxiety 3 gene 3 major clinical study 3 mental disease 3 middle aged 3 Adolescent 2 Autism Spectrum Disorder 2