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Feltgen N, Agostini H, Auw-Haedrich C, Hansen LL.Feltgen N, et al. Among authors: hansen ll.BMJ Case Rep. 2009;2009:bcr11.2008.1205. doi: 10.1136/bcr.11.2008.1205. Epub 2009 May 8.BMJ Case Rep. 2009.PMID: 21686416Free PMC article.