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Lieu CA, Deogaonkar M, Bakay RA, Subramanian T.Lieu CA, et al. Among authors: bakay ra.Parkinsonism Relat Disord. 2011 Jan;17(1):34-9. doi: 10.1016/j.parkreldis.2010.10.010. Epub 2010 Nov 11.Parkinsonism Relat Disord. 2011.PMID: 21074478Free PMC article.