- Correspondence to Dr Stephen Rogers, Research and Development, Northamptonshire Healthcare NHS Foundation Trust, Berrywood Hospital, Northampton, NN5 6UD, UK;
- Received 12 April 2017
- Revision received 12 August 2017
- Accepted 25 October 2017
- Published online 18 November 2017.
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.