- Correspondence to Dr Katie Bates, Department of Medical Statistics, Informatics and Health Economics, Medical University Innsbruck, Innsbruck, Austria;
- Received July 8, 2019
- Revision received October 31, 2019
- Accepted December 10, 2019
- First published January 23, 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.