Neurological Sciences · 2003 · 35 citations · 6 references
Life SciencesNeurologyNeuroscienceClinical NeuroscienceItem Response TheoryPsychometricsNeurological AssessmentParkinson DiseaseParkinsonian DisordersPsychological TestingRating Scale DevelopmentClinical Diagnosis Of ParkinsonismPsychometric PropertiesPsychometric ScalingPsychometric ValidityUnified Parkinson's Disease Rating Scale
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