Michael Lierz, Hafez M. Hafez, Kirsi S. Honkavuori, Achim D. Gruber, Philipp Olias, Elsayed M. Abdelwhab, Andrea Kohls, W. Ian Lipkin, Thomas Briese, Ruediger Hauck
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Author manuscript; available in PMC 2014 Jul 24.Published in final edited form as: Avian Pathol. 2009 Dec; 38(6): 491–496. doi: 10.1080/03079450903349238