- Correspondence to Dr E R Haut, Division of Acute Care Surgery, Department of Surgery, The Johns Hopkins Hospital, 1800 Orleans St, Sheikh Zayed 6107C, Baltimore, MD 21287, USA;
- Received December 21, 2012
- Revised April 25, 2013
- Accepted April 28, 2013
- First published May 24, 2013.
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