Funding for this research was provided by:
the Natural Science Fundation of Hebei Province (H2018206249)
Received: 12 June 2019
Accepted: 4 November 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of The Second Hospital of Hebei Medical University and informed written consent was obtained from all patients. All animal experiments were in line with the Guide for the Care and Use of Laboratory Animal by International Committees.
: Not applicable.
: The authors declare that they have no competing interests.