Funding for this research was provided by:
The Capital Characteristic Clinic Project (Z161100000516011)
Received: 2 April 2018
Revised: 9 November 2018
Accepted: 22 November 2018
First Online: 20 December 2018
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Peking University, China. Written informed consent was obtained from our patients before hematopoietic stem cell transplantation (HSCT).
: Not applicable.
: The authors declare that they have no competing interests.
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