- Prof Olivier BRUYERE, PhD, University of Liège, Department of Public Health, Epidemiology, and Health Economics, CHU Sart-Tilman, Bât B23, 4000 Liège, Belgium;
- Accepted October 13, 2007
- First published October 26, 2007.
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.