Funding for this research was provided by:
Shanghai Sailing Program (19YF1408200)
The National Natural Science Foundation of China (82001863)
Article History
Received: 22 May 2020
Revised: 13 November 2020
Accepted: 18 November 2020
First Online: 2 January 2021
Compliance with ethical standards
:
: All authors declare that they have no competing interests.
: This study was approved by the Ethics Committee of Zhongshan Hospital, Fudan University and conducted in strict accordance to the Declaration of Helsinki proposed in 1975 and revised in 2000. Written informed consent was waived due to its retrospective design.