Correction to: Leukemia (2003) 17, 1324–1332. doi:10.1038/sj.leu.2402974

The authors would like to remark that, due to editorial changes in the above article, some references were accidentally switched. References 13, 14 and 15 were not correctly assigned. The correct order of the last three references appears below. The authors apologize for any confusion this error may have caused the readers.