- Correspondence to Dr Anne-Marie McClean, Paediatric Department, The Ulster Hospital, Dundonald, Belfast BT16 1RH, UK;
- Received February 14, 2018
- Revised July 31, 2018
- Accepted November 5, 2018
- First published November 23, 2018.
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.