Funding for this research was provided by:
National Natural Science Foundation of China (81601152, 81571292)
Natural Science Foundation of Hebei Province (H2017206338)
Text and Data Mining valid from 2019-12-01
Received: 24 July 2019
Accepted: 26 November 2019
First Online: 6 December 2019
: All animal experiments in this study have been approved by the Institutional Animal Care and Use Committee of the Second Hospital of Hebei Medical University (permit No. HMUSHC-130318) in accordance with the National Institutes of Health (NIH) Guide for the Care and Use of Laboratory Animals. All protocols were performed to minimize pain or discomfort.
: Not applicable.
: The authors declare that they have no competing interests.