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Kushida CA, Becker PM, Ellenbogen AL, Canafax DM, Barrett RW; XP052 Study Group.Kushida CA, et al. Among authors: canafax dm.Neurology. 2009 Feb 3;72(5):439-46. doi: 10.1212/01.wnl.0000341770.91926.cc.Neurology. 2009.PMID: 19188575Clinical Trial.