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Mapping the Eight-Item Parkinson's Disease Questionnaire (PDQ-8) to the EQ-5D Utility Index

Quality of Life Research, Vol. 17, No. 9 (Nov., 2008), pp. 1173-1181 (9 pages) Objective To develop a function for mapping the eightitem Parkinson's Disease Questionnaire (PDQ-8) to the EuroQol ...