- Correspondence to:
Dr T F Leung
Department of Paediatrics, 6/F, Clinical Sciences Building, Prince of Wales Hospital, Shatin, NT, Hong Kong SAR, China;
- Received December 15, 2004
- Accepted June 30, 2005
- First published July 29, 2005.
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.