Funding for this research was provided by:
Shaanxi Provincial Key Research and Development Project (2019SF-214)
Xi'an Health Scientific Research Talent Projec (J201903058)
Received: 2 March 2020
Accepted: 17 April 2020
First Online: 23 May 2020
Ethics approval and consent to participate
: The ethical approval was obtained from the Institutional Review Board (IRB) (IRB-2017-07-001) of the Honghui Hospital, Xi’an Jiaotong University. The participants provided their written informed consent for participation in the study and for the use of their data in the study.
: The study participants provided written informed consents for their participation and for the use of their data in this study.
: The authors declare no competing interests.