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1 Parkinson's Disease: Some Clinical Observation Based on the Study of 93 Patients Seen at the Yonsei University Medical Center
Il Saing Choi
Yonsei Med J.1986;27(1):49-53.   Published online 2002 February 20     DOI: http://dx.doi.org/10.3349/ymj.1986.27.1.49
      

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