- Correspondence to Dr C K Schneider, Danish Health and Medicines Authority, Medicines Assessment and Clinical Trials, Copenhagen 2300, Denmark, and Twincore Centre for Experimental and Clinical Infection Research, Hanover, Germany;
- Received November 14, 2012
- Revised December 19, 2012
- Accepted December 21, 2012
- First published February 5, 2013.
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