Research in Developmental Disabilities (2013) - Comment
pubmed: 24210354  doi: 10.1016/j.ridd.2013.09.040  issn: 0891-4222  issn: 1873-3379 

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David Simó-Pinatella, Josep Font-Roura, Elisabeth Alomar-Kurz, Climent Giné, Johnny L. Matson, Ignacio Cifre