- Correspondence to Dr Daniel J Brierley, Unit of Oral and Maxillofacial Pathology, University of Sheffield, Sheffield S10 2TN, UK;
- Received May 22, 2019
- Revised May 30, 2019
- Accepted May 31, 2019
- First published June 19, 2019.
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.