Funding for this research was provided by:
the “Beijing Municipal Administration of Hospital” Ascent Plan (No. DFL20150902)
Received: 4 August 2018
Accepted: 25 January 2019
First Online: 4 February 2019
Ethics approval and consent to participate
: All experimental procedures involving animals were performed according to protocols approved by the Animal Experiment Committee of Laboratory Animal Center, Academy of Military Medical Sciences (IACUC-13-2016-001).
: Not applicable.
: The authors declare that they have no competing interests.
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