- Correspondence to Dr Alex Novak, Emergency Department, Oxford University Hospitals NHS Foundation Trust, Oxford OX3 9DU, UK;
- Accepted February 18, 2020
- First published April 21, 2020.
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.