- Correspondence to Dr Hilary Pinnock, Allergy and Respiratory Research Group, Usher Institute of Medical Informatics and Population Health Sciences, The University of Edinburgh. Doorway 3, Medical School, Teviot Place, Edinburgh EH8 9AG, UK;
- Received April 12, 2015
- Revision received July 7, 2015
- Accepted August 9, 2015
- First published August 26, 2015.
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