- Correspondence to Dr Jane Lucas, PCD Centre, Clinical and Experimental Sciences Academic Unit (Mail Point 803), University of Southampton Faculty of Medicine, University Hospital Southampton NHS Foundation Trust, Tremona Road, Southampton, SO16 6YD;
- Received December 17, 2013
- Revised March 24, 2014
- Accepted April 2, 2014
- First published April 25, 2014.
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