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Determination of the longitudinal validity and minimally important difference of the 8-item Parkinson's Disease Questionnaire (PDQ-8)
Nan Luo, Louis C.S. Tan, Yingjiao Zhao, Puay-Ngoh Lau, Wing-Lok Au, Shu Chuen LiVolume:
24
Year:
2009
Language:
english
Pages:
5
DOI:
10.1002/mds.22240
File:
PDF, 64 KB
english, 2009