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Skovbjerg S, Berg ND, Elberling J, Christensen KB.Skovbjerg S, et al. Among authors: christensen kb.J Environ Public Health. 2012;2012:304314. doi: 10.1155/2012/304314. Epub 2012 Jan 12.J Environ Public Health. 2012.PMID: 22529872Free PMC article.
Gram Quist H, Christensen U, Christensen KB, Aust B, Borg V, Bjorner JB.Gram Quist H, et al. Among authors: christensen u, christensen kb.BMC Public Health. 2013 Jan 17;13:43. doi: 10.1186/1471-2458-13-43.BMC Public Health. 2013.PMID: 23327287Free PMC article.
Clausen T, Madsen IE, Christensen KB, Bjorner JB, Poulsen OM, Maltesen T, Borg V, Rugulies R.Clausen T, et al. Among authors: christensen kb.Scand J Work Environ Health. 2019 Jul 1;45(4):356-369. doi: 10.5271/sjweh.3793. Epub 2018 Dec 28.Scand J Work Environ Health. 2019.PMID: 30592500Free article.
Bültmann U, Christensen KB, Burr H, Lund T, Rugulies R.Bültmann U, et al. Among authors: christensen kb.Eur J Public Health. 2008 Jun;18(3):232-4. doi: 10.1093/eurpub/ckm132. Epub 2008 Jan 17.Eur J Public Health. 2008.PMID: 18202084