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- 2018
The role of substantia nigra sonography in the differentiation of Parkinson’s disease and multiple system atrophyDOI: 10.1186/s40035-018-0121-0 Keywords: Parkinson’s disease, Multiple system atrophy, Atypical parkinsonian disorders, Transcranial sonography, Substantia nigra, Disease duration Abstract: Demographic data and substantia nigra echogenicity of patient
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