Wu, Jing
Huang, Man
Article History
Received: 7 June 2021
Accepted: 11 October 2021
First Online: 21 October 2021
Declarations
:
: This study was conducted in accordance with the Declaration of Helsinki (as revised in 2013) and was approved by the Human Research Ethics Committee of the Second Affiliated Hospital of Zhejiang University School of Medicine (ethical number 2020-652) and the institutional review board of The Second Affiliated Hospital of Zhejiang University School of Medicine. Since this is a retrospective study, the data were anonymous, and the need for informed consent was waived by the Human Research Ethics Committee of the Second Affiliated Hospital of Zhejiang University School of Medicine. This study was approved by the Human Research Ethics Committee of the Second Affiliated Hospital of Zhejiang University School of Medicine.
: Not applicable.
: The authors declare that they have no competing interests.