Funding for this research was provided by:
National Natural Science Foundation of China (No. 81871976, NO. 81672930, NO. 81872435)
Fok Ying Tung Education Foundation (No. 151037)
National Youth Talent Support Program (W03070060)
Academician Yu Weihan Outstanding youth foundation of Harbin Medical University
Text and Data Mining valid from 2019-11-04
Received: 3 May 2019
Accepted: 10 October 2019
First Online: 4 November 2019
Ethics approval and consent to participate
: Not applicable.
: All authors consent to publication.
: The authors declare that they have no competing interests.