Jenkinson, C., & Fitzpatrick, R. (2007). Cross-cultural evaluation of the short form 8-item Parkinson's Disease Questionnaire (PDQ-8): Results from America, Canada, Japan, Italy and Spain.
Chicago-viite (17. p.)Jenkinson, C., ja R. Fitzpatrick. Cross-cultural Evaluation of the Short Form 8-item Parkinson's Disease Questionnaire (PDQ-8): Results from America, Canada, Japan, Italy and Spain. 2007.
MLA-viite (9. p.)Jenkinson, C., ja R. Fitzpatrick. Cross-cultural Evaluation of the Short Form 8-item Parkinson's Disease Questionnaire (PDQ-8): Results from America, Canada, Japan, Italy and Spain. 2007.
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