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Harrison DE, Betz JW, Cailliet R, Colloca CJ, Harrison DD, Haas JW, Janik TJ.Harrison DE, et al. Among authors: betz jw.Arch Phys Med Rehabil. 2006 Jan;87(1):117-22. doi: 10.1016/j.apmr.2005.08.004.Arch Phys Med Rehabil. 2006.PMID: 16401449
Harrison DE, Harrison DD, Colloca CJ, Betz J, Janik TJ, Holland B.Harrison DE, et al.J Manipulative Physiol Ther. 2003 Feb;26(2):87-98. doi: 10.1067/mmt.2003.15.J Manipulative Physiol Ther. 2003.PMID: 12584507
Harrison DE, Cailliet R, Betz JW, Harrison DD, Colloca CJ, Haas JW, Janik TJ, Holland B.Harrison DE, et al. Among authors: betz jw.Eur Spine J. 2005 Mar;14(2):155-62. doi: 10.1007/s00586-004-0796-z. Epub 2004 Oct 27.Eur Spine J. 2005.PMID: 15517424Free PMC article.Clinical Trial.
Harrison DE, Cailliet R, Betz J, Haas JW, Harrison DD, Janik TJ, Holland B.Harrison DE, et al. Among authors: betz j.J Rehabil Res Dev. 2004 Jul;41(4):631-9. doi: 10.1682/jrrd.2003.05.0070.J Rehabil Res Dev. 2004.PMID: 15558391Free article.Clinical Trial.