| Literature DB >> 9120476 |
M W Riepe, G Klappenbach, A C Ludolph.
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Year: 1997 PMID: 9120476 PMCID: PMC1074119 DOI: 10.1136/jnnp.62.4.427
Source DB: PubMed Journal: J Neurol Neurosurg Psychiatry ISSN: 0022-3050 Impact factor: 10.154