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Rasmussen SA, Riehle-Colarusso T, Shapira SK, Honein MA, Reefhuis J; National Birth Defects Prevention Study.Rasmussen SA, et al.Birth Defects Res A Clin Mol Teratol. 2011 Jan;91(1):66. doi: 10.1002/bdra.20750. Epub 2010 Dec 7.Birth Defects Res A Clin Mol Teratol. 2011.PMID: 21254361No abstract available.