- Correspondence to: Dr R Huxley Institute for International Health, 144 Burren Street, Newtown, Sydney, NSW 2042, Australia;
- Accepted August 28, 2003
- First published March 16, 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.