D. Kraijer

Structural equation analysis of a hypothesised symptom model in the autism spectrum.

Anne Boomsma, Sjoerd Sytema, A. de Bildt, 2006, Journal of child psychology and psychiatry, and allied disciplines.

The Psychometric Properties of the Vineland Adaptive Behavior Scales in Children and Adolescents with Mental Retardation

R. Minderaa, S. Sytema, D. Kraijer, 2005, Journal of autism and developmental disorders.

The PDD-MRS: An Instrument for Identification of Autism Spectrum Disorders in Persons with Mental Retardation

D. Kraijer, A. Bildt, 2005, Journal of autism and developmental disorders.

Adaptive functioning and behaviour problems in relation to level of education in children and adolescents with intellectual disability.

S. Sparrow, R. Minderaa, S. Sytema, 2005, Journal of intellectual disability research : JIDR.

Interrelationship Between Autism Diagnostic Observation Schedule-Generic (ADOS-G), Autism Diagnostic Interview-Revised (ADI-R), and the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV-TR) Classification in Children and Adolescents with Mental Retardation

Sjoerd Sytema, Fred Volkmar, Erik Mulder, 2004, Journal of autism and developmental disorders.

Prevalence of pervasive developmental disorders in children and adolescents with mental retardation.

R. Minderaa, S. Sytema, D. Kraijer, 2005, Journal of child psychology and psychiatry, and allied disciplines.

Review of Adaptive Behavior Studies in Mentally Retarded Persons with Autism/Pervasive Developmental Disorder

D. Kraijer, Dirk Kraijer, 2000, Journal of autism and developmental disorders.

Social skills in children with intellectual disabilities with and without autism.

R. Minderaa, S. Sytema, D. Kraijer, 2005, Journal of intellectual disability research : JIDR.

Measuring Pervasive Developmental Disorders in Children and Adolescents with Mental Retardation: A Comparison of Two Screening Instruments Used in a Study of the Total Mentally Retarded Population from a Designated Area

F. Volkmar, R. Minderaa, Cees E J Ketelaars, 2003, Journal of autism and developmental disorders.

A comparison of central coherence skills between adolescents with an intellectual disability with and without comorbid autism spectrum disorder.

A. Bouma, R. Minderaa, N. V. van Lang, 2006, Research in developmental disabilities.