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Spaulding SA, Devine KA, Duncan CL, Wilson NW, Hogan MB.Spaulding SA, et al. Among authors: duncan cl.J Pediatr Psychol. 2012 Jan-Feb;37(1):64-74. doi: 10.1093/jpepsy/jsr059. Epub 2011 Aug 18.J Pediatr Psychol. 2012.PMID: 21852340Free PMC article.