Correction to: Bone Marrow Transplantation (2014) 49, 1246–1247; doi:10.1038/bmt.2014.138; published online 7 July 2014

Since the publication of this article, it has been noted that the names of J El-cheikh and A Charbonnier were incorrect. This has now been rectified and the corrected article appears in this issue.

The authors apologize for any inconvenience this may have caused.