- Correspondence to Dr Stephen Barclay, Primary Care Unit, Department of Public Health and Primary Care, University of Cambridge, Cambridge CB2 1TN, UK;
- Received September 26, 2020
- Revision received January 9, 2021
- Accepted January 17, 2021
- First published February 19, 2021.
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.