Correction to: Leukemia (2012) 26, 149–157; doi:10.1038/leu.2011.196

Since the publication of this paper, the authors have noticed that one of the author names in the appendix was incorrectly listed as Hareth Nari. It should be listed as follows:

Hareth Nahi, Karolinska University Hospital, Stockholm, Sweden.

The authors apologise for any inconvenience caused.