- Correspondence to Dr Jacob Pedersen, National Research Centre for the Working Environment, Copenhagen, Denmark;
- Received December 10, 2019
- Revised March 11, 2020
- Accepted March 14, 2020
- First published May 12, 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.