Olfactory loss may be a first sign of id
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Antje Haehner; Thomas Hummel; Cornelia Hummel; Ulrike Sommer; Susann Junghanns;
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Article
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2007
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John Wiley and Sons
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English
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## Abstract Recent studies support the idea of olfactory dysfunction as a very early sign of idiopathic Parkinson's disease (IPD). Aim of the present study was to clinically followโup patients with idiopathic hyposmia to find out the percentage of patients developing IPD after 4 years time. At base