Journal of Parkinson s Disease · 2021 · 13 citations · 28 references
In middle-aged and older adults, with and without early-stage PD, the PROMIS-SD and PROMIS-SRI are reliable and valid measures of SD and SRI, respectively.
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David Cella, William T. Riley, Arthur A. Stone et al. · Journal of Clinical Epidemiology · 2010 · 4.9K citations · Full text