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Jackson D, Turner-Stokes L, Culpan J, Bateman A, Scott O, Powell J, Greenwood R.Jackson D, et al. Among authors: greenwood r.Clin Rehabil. 2001 Oct;15(5):535-44. doi: 10.1191/026921501680425252.Clin Rehabil. 2001.PMID: 11594643Clinical Trial.