Funding for this research was provided by:
National Natural Science Foundation of China (81772691 and 81370062)
Article History
Received: 29 June 2019
Accepted: 1 October 2019
First Online: 27 January 2020
Compliance with Ethical Standards
:
: The authors declare that there is no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the Affiliated Kunshan Hospital of Jiangsu University Ethics Committee for Scientific Research (No. 201901276) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.