Acknowledgements
The authors would like to thank the patients whose samples were included in the study, and the France Intergroup of Myeloproliferative neoplasms (FIM) for helpful discussions. This work was supported by Inserm, Institut Paoli-Calmettes and grants from Laurette Fugain association [2013/05].
Potential conflict of interest
Disclosure forms provided by the authors are available with the full text of this article online at http://doi.org/10.1080/10428194.2018.1522437.