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Yeh GY, Mietus JE, Peng CK, Phillips RS, Davis RB, Wayne PM, Goldberger AL, Thomas RJ.Yeh GY, et al. Among authors: thomas rj.Sleep Med. 2008 Jul;9(5):527-36. doi: 10.1016/j.sleep.2007.06.003. Epub 2007 Aug 3.Sleep Med. 2008.PMID: 17689142Free PMC article.