الدراسات العالمية

Concurrent and predictive validity of the universal nonverbal intelligence test and the LEITER international performance scale – revised

Construction and Validation of The Leiter International Performance Scale Software For 3- To 6-Year-Old Children

Psychometric parameters of the Leiter-R International Performance Scale for Preschool Children

Validity and Reliability of the Leiter International Performance Scale – Revised for children from 6 to 8 years

Concurrent validity and classification accuracy of the Leiter and Leiter-R in low-functioning children with autism.

Differences in verbal and nonverbal IQ test scores in children with autism spectrum disorder Autistic children at risk of being underestimated: a school-based pilot study of a strength-informed assessment

A comprehensive assessment process for children with autism spectrum disorders Using Technology to Identify Children with Autism Through Motor Abnormalities

The Role of Cognition on Navigational Skills of Children and Adolescents with Autism Spectrum Disorders

Assessment of School-Aged Children with Autism Spectrum Disorder Social Outcomes in Mid- to Later Adulthood Among Individuals Diagnosed with Autism and Average Nonverbal IQ as Children

Predictors of longer-term development of expressive language in two independent longitudinal cohorts of language-delayed preschoolers with autism spectrum disorder

Utility of the Psychoeducational Profile-3 for Assessing Cognitive and Language Skills of Children with Autism Spectrum Disorders

Relative efficacy of the LEITER international performance scale and the Wechsler preschool and primary scale of intelligence in determining giftedness in black children and white children

The validity of the Leiter international performance scale in measuring the intelligence of intellectually superior children