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Check J, Gotteiner N, Liu X, Su E, Porta N, Steinhorn R, Mestan KK.Check J, et al.J Perinatol. 2013 Jul;33(7):553-7. doi: 10.1038/jp.2012.164. Epub 2013 Jan 17.J Perinatol. 2013.PMID: 23328924Free PMC article.