- Dr J Dekker, Lab. Pediatrics, Room Ee 1571A, Erasmus University, Dr Molewaterplein 50, 3015 GE Rotterdam, The Netherlands
- Accepted November 3, 1999
- First published May 1, 2000.
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.