Funding for this research was provided by:
National Key R&D Program of China (2017YFC0907100)
Natural Science Foundation of Fujian Province (2015J01305)
Medical Innovation project of Fujian Province (2018-CX-38)
Startup Fund for scientific research, Fujian Medical University (2018QH2012)
Received: 9 May 2019
Accepted: 25 November 2019
First Online: 10 December 2019
Ethics approval and consent to participate
: Informed consent was obtained from participants, and the study was approved by the Institutional Review Board of Fujian Medical University (number: 201495).
: Not applicable.
: The authors declare that they have no competing interests.