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Hueber AJ, Leipe J, Schmid A, Kalden JR, Schulze-Koops H, Rech J.Hueber AJ, et al. Among authors: kalden jr.Dtsch Med Wochenschr. 2006 Dec 8;131(49):2774-6. doi: 10.1055/s-2006-957182.Dtsch Med Wochenschr. 2006.PMID: 17136657German.