Article History
Received: 19 June 2020
Accepted: 23 September 2020
First Online: 1 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The Ethics Committee of the Xiamen Branch, Zhongshan Hospital, Fudan University approved this study.
: This study protocol was conducted with strict adherence to the tenets of the Declaration of Helsinki 2013. All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and national research committee.
: Informed written consent was obtained from all subjects.