- Correspondence to Dr Aaron M Williams, Department of Surgery, University of Michigan Medical School, Ann Arbor, MI 48109, USA;
- Accepted July 20, 2020
- First published August 20, 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.