- Correspondence to: Dr D Sherson Department of Occupational and Environmental Medicine, Vejle Hospital, 7100 Vejle, Denmark;
- Accepted March 24, 2004
- First published September 17, 2004.
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.