Funding for this research was provided by:
National Natural Science Foundation of China (81771271)
Received: 12 October 2019
Accepted: 28 July 2020
First Online: 3 August 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Shengjing Hospital, China Medical University (No. 2017PS161K). Informed consent was obtained from the patients for publication of this manuscript.
: Not applicable.
: The authors declare that they have no competing interests.