Funding for this research was provided by:
National Natural Science Foundation of China (81571311, 81271499, 81571331, 81725005, 81701336, 81071099)
National Basic Research Program of China (973 Program) (2016YFC0904300, 2016YFC1306900)
Liaoning Education Foundation (Pandeng Scholar, L2015591)
Text and Data Mining valid from 2019-09-10
Received: 29 October 2018
Accepted: 29 August 2019
First Online: 10 September 2019
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional. And, the study was approved by the Medical Science Research Ethics Committee of the First Affiliated Hospital of China Medical University.
: Not applicable.
: The authors declare that they have no competing interests.