Li, Yide
Cai, Zhixiong
She, Yingfang
Shen, Wenjuan
Wang, Tinghuai
Luo, Liang
Article History
Received: 3 September 2022
Accepted: 23 November 2022
First Online: 6 December 2022
Declarations
:
: This study was a retrospective analysis of data stored in a publicly available de-identified database. Therefore, the research was exempt from ethical approval by the Ethics Committee of the seventh affiliated hospital, Sun Yat-sen University. For this type of retrospective study, formal consent is waived by the same committee.
: The manuscript does not contain details, images, or videos relating to an individual person, so the consent for publication is not required.
: The authors declare that they have no competing interests.