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Foster NE, Mullis R, Hill JC, Lewis M, Whitehurst DG, Doyle C, Konstantinou K, Main C, Somerville S, Sowden G, Wathall S, Young J, Hay EM; IMPaCT Back Study team.Foster NE, et al.Ann Fam Med. 2014 Mar-Apr;12(2):102-11. doi: 10.1370/afm.1625.Ann Fam Med. 2014.PMID: 24615305Free PMC article.
Hay EM, Dunn KM, Hill JC, Lewis M, Mason EE, Konstantinou K, Sowden G, Somerville S, Vohora K, Whitehurst D, Main CJ.Hay EM, et al.BMC Musculoskelet Disord. 2008 Apr 22;9:58. doi: 10.1186/1471-2474-9-58.BMC Musculoskelet Disord. 2008.PMID: 18430242Free PMC article.Clinical Trial.
Barra M, Augestad LA, Whitehurst DG, Rand-Hendriksen K.Barra M, et al.Qual Life Res. 2015 Dec;24(12):2823-32. doi: 10.1007/s11136-015-1026-3. Epub 2015 Jun 12.Qual Life Res. 2015.PMID: 26068730Free PMC article.