Funding for this research was provided by:
National Natural Youth Science Foundation Project of China (31500795)
Zhejiang Natural Science Foundation Project of China (LY18H120001)
Zhejiang University Foundation Project (2020-518052-0054)
Received: 1 February 2021
Accepted: 19 March 2021
First Online: 5 April 2021
: The study was approved by the Institutional Review Board of the Second Affiliated Hospital of Zhejiang University (No.2019 − 406) and was conducted in accordance with the Declaration of Helsinki.The need for written informed consent was waived the Institutional Review Board of the Second Affiliated Hospital of Zhejiang University (No.2019 − 406) because of the retrospective design and the use of de-identified patient data.
: Not applicable.
: The authors declare they have no competing interest.