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Sowden JE, Logigian EL, Malik K, Herrmann DN.Sowden JE, et al. Among authors: herrmann dn.J Neurol Neurosurg Psychiatry. 2005 Mar;76(3):442-4. doi: 10.1136/jnnp.2004.043968.J Neurol Neurosurg Psychiatry. 2005.PMID: 15716547Free PMC article.