Funding for this research was provided by:
National Natural Science Foundation of China (Grant No.: 81502713, 81573033, 81872516)
Scientific Research of BSKY from Anhui Medical University (XJ201634)
The Key Program of Outstanding Talents of Anhui Province (gxyqZD2017028)
The Fundamental Research Funds for the Central Universities, China (3332018182)
Innovation Fund for Graduate Students, Peking Union Medical College, China. (2018-1002-01-26)
Text and Data Mining valid from 2018-12-01
Received: 21 May 2018
Accepted: 9 November 2018
First Online: 27 December 2018
Ethics approval and consent to participate
: Written informed consent was obtained from all of the subjects, under an Anhui Medical University approved protocol, and the study was performed according to the Declaration of Helsinki principles.
: The authors declare that they have no competing interests.
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