A valid cross-culturally adapted simplified Chinese version of the Quebec Back Pain Disability Scale.
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Wei X, et al. Among authors: yang c, yang z.
J Clin Epidemiol. 2012 Dec;65(12):1321-8. doi: 10.1016/j.jclinepi.2012.06.007. Epub 2012 Aug 15.
J Clin Epidemiol. 2012.
PMID: 22901397