Funding for this research was provided by:
National Natural Science Foundation of China (81703277)
Mega-projects of Science Research for the 13th Five-Year Plan (2017ZX10201101)
Project for Overseas Visiting Research of Liaoning Province (2018LNGXGJWPY-ZD004)
the National Center for Advancing Translational Sciences Clinical and Translational Science Award (CTSA) program (# UL1 TR001866)
Text and Data Mining valid from 2019-07-25
Received: 21 March 2019
Accepted: 10 July 2019
First Online: 25 July 2019
Ethics approval and consent to participate
: The study protocol was approved by the Institutional Review Board of the First Affiliated Hospital of China Medical University (2011-36-2; Shenyang, China). All study participants provided written informed consent before initiation of any study-related collection of data or blood. This study was carried out in accordance with the relevant guidelines of China.
: Not applicable.
: The authors declare that they have no competing interests.