The 39-item Parkinson's Disease Questionnaire (PDQ-39): is it a unidimensional construct?

Title
The 39-item Parkinson's Disease Questionnaire (PDQ-39): is it a unidimensional construct?
Authors
Keywords
-
Journal
Therapeutic Advances in Neurological Disorders
Volume 2, Issue 4, Pages 205-214
Publisher
SAGE Publications
Online
2009-05-29
DOI
10.1177/1756285609103726

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