Journal of Autism and Developmental Disorders (2009) - Comment
pubmed: 19381793  doi: 10.1007/s10803-009-0740-5  issn: 1573-3432  issn: 0162-3257 

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Emma J. Grinter, Murray T. Maybery, Pia L. Van Beek, Elizabeth Pellicano, Johanna C. Badcock, David R. Badcock