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Teschke R, Schulze J.Teschke R, et al. Among authors: schulze j.Dtsch Med Wochenschr. 2013 Feb;138(6):281-4. doi: 10.1055/s-0032-1332845. Epub 2013 Jan 29.Dtsch Med Wochenschr. 2013.PMID: 23361353German.