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Stanton M, Njere I, Ade-Ajayi N, Patel S, Davenport M.Stanton M, et al.J Pediatr Surg. 2009 May;44(5):1027-33. doi: 10.1016/j.jpedsurg.2008.10.118.J Pediatr Surg. 2009.PMID: 19433193Review.