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Marsden CD, Obeso JA, Traub MM, Rothwell JC, Kranz H, La Cruz F.Marsden CD, et al. Among authors: traub mm.Br Med J (Clin Res Ed). 1984 Jan 21;288(6412):173-6. doi: 10.1136/bmj.288.6412.173.Br Med J (Clin Res Ed). 1984.PMID: 6198018Free PMC article.