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Fagnano M, van Wijngaarden E, Connolly HV, Carno MA, Forbes-Jones E, Halterman JS.Fagnano M, et al. Among authors: halterman js.Pediatrics. 2009 Jul;124(1):218-25. doi: 10.1542/peds.2008-2525.Pediatrics. 2009.PMID: 19564303Free PMC article.Clinical Trial.