Correction to: Bone Marrow Transplantation (2015) 50, 865–867; doi:10.1038/bmt.2015.22; published online 2 March 2015

Since the publication of this article, it has been noted that the name of J El-Cheikh was incorrect. This has now been rectified and the corrected article together with this erratum appears in this issue.

The typesetters would like to apologise for any inconvenience caused.