- Correspondence to Dr Katie Gallagher, Child and Adolescent Health, 1.36 JCMB, 57 Waterloo Road, King's College London SE10 9HB, UK;
- Received September 5, 2013
- Revised January 21, 2014
- Accepted January 26, 2014
- First published February 19, 2014.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.