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Kose N, Campbell RM.Kose N, et al. Among authors: campbell rm.Med Sci Monit. 2004 May;10(5):RA104-10. Epub 2004 Apr 28.Med Sci Monit. 2004.PMID: 15114284Review.
Redding G, Song K, Inscore S, Effmann E, Campbell R.Redding G, et al.Spine J. 2008 Jul-Aug;8(4):639-44. doi: 10.1016/j.spinee.2007.04.020. Epub 2007 Jun 21.Spine J. 2008.PMID: 17923444