About 70–90% of Parkinson's disease (PD) patients have olfactory deficits which is considered as pre‐motor symptom of PD. Lewy bodies have been demonstrated in the olfactory bulb (OB) in PD. Click to show full abstract
About 70–90% of Parkinson's disease (PD) patients have olfactory deficits which is considered as pre‐motor symptom of PD. Lewy bodies have been demonstrated in the olfactory bulb (OB) in PD.
               
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