Acknowledgements
The authors acknowledge the efforts of the Applied Research Program, National Cancer Institute; the Office of Research, Development and Information, Information Management Services, Inc.; and the SEER Program tumor registries in the creation of the SEER database.
Potential conflict of interest
Disclosure forms provided by the authors are available with the full text of this article at http://dx.doi.org/10.1080/10428194.2016.1214954.
AMZ, SDG, TP, XM, and SH have consulted for Celgene the manufacturer for azacitidine.