- Correspondence to Sven Gunia, Department of Pathology Stendal, Institute of Pathology at the Johanniter Hospital Stendal, Straße der Demokratie 1, Stendal 39576, Germany;
- Received October 7, 2012
- Revised November 29, 2012
- Accepted December 3, 2012
- First published January 31, 2013.
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