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Hauner H, Maxion-Bergemann S, Müller E, Schulz M, Huppertz E, Bergemann R.Hauner H, et al. Among authors: bergemann r.Dtsch Med Wochenschr. 2003 May 23;128(21):1167-72. doi: 10.1055/s-2003-39354.Dtsch Med Wochenschr. 2003.PMID: 12761689German.