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Noel M, Chambers CT, McGrath PJ, Klein RM, Stewart SH.Noel M, et al. Among authors: mcgrath pj.J Pediatr Psychol. 2012 Jun;37(5):567-79. doi: 10.1093/jpepsy/jss006. Epub 2012 Feb 23.J Pediatr Psychol. 2012.PMID: 22362922Clinical Trial.