Statistics from Altmetric.com
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.
These results were presented at an audit meeting in St Helier Hospital, Epsom in February 2006 by ZR and discussed with the paediatric team there.
Competing interests: None.