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de Vet HC, Heymans MW, Dunn KM, Pope DP, van der Beek AJ, Macfarlane GJ, Bouter LM, Croft PR.de Vet HC, et al.Spine (Phila Pa 1976). 2002 Nov 1;27(21):2409-16. doi: 10.1097/01.BRS.0000030307.34002.BE.Spine (Phila Pa 1976). 2002.PMID: 12438991Review.
Heymans MW, de Vet HC, Bongers PM, Knol DL, Koes BW, van Mechelen W.Heymans MW, et al.Spine (Phila Pa 1976). 2006 May 1;31(10):1075-82. doi: 10.1097/01.brs.0000216443.46783.4d.Spine (Phila Pa 1976). 2006.PMID: 16648740Clinical Trial.
Heymans MW, Ford JJ, McMeeken JM, Chan A, de Vet HC, van Mechelen W.Heymans MW, et al.J Occup Rehabil. 2007 Sep;17(3):383-97. doi: 10.1007/s10926-007-9084-1. Epub 2007 Jun 15.J Occup Rehabil. 2007.PMID: 17570040Free article.
Heymans MW, van Buuren S, Knol DL, van Mechelen W, de Vet HC.Heymans MW, et al.BMC Med Res Methodol. 2007 Jul 13;7:33. doi: 10.1186/1471-2288-7-33.BMC Med Res Methodol. 2007.PMID: 17629912Free PMC article.