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Anderson KE, Gehl CR, Marder KS, Beglinger LJ, Paulsen JS; Huntington's Study Group.Anderson KE, et al.J Nerv Ment Dis. 2010 May;198(5):334-8. doi: 10.1097/NMD.0b013e3181da852a.J Nerv Ment Dis. 2010.PMID: 20458194Free PMC article.