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Amann-Gassner U, Hauner H.Amann-Gassner U, et al. Among authors: hauner h.Dtsch Med Wochenschr. 2008 Apr;133(17):893-8. doi: 10.1055/s-2008-1075667.Dtsch Med Wochenschr. 2008.PMID: 18415915Review.German.