Chen, Song
Wu, Zhiqiang
Shi, Feng
Mai, Qicong
Wang, Liguang
Wang, Fan
Zhuang, Wenquan
Chen, Xiaoming
Chen, Huanwei
Xu, Bo
Lai, Jiaming
Guo, Wenbo http://orcid.org/0000-0002-1017-4640
Article History
Received: 10 July 2021
Accepted: 14 August 2021
First Online: 28 August 2021
Declarations
:
: All authors declare no conflict of interest associated with this manuscript.
: All procedures implemented in studies involving human participants were consistent with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study was approved by the First Affiliated Hospital, Sun Yat-sen University (IRB 16–7749); the Guangdong Provincial People’s Hospital (IRB 15–2120); Foshan First People's Hospital (IRB 2319).
: There was no active enrollment or active follow-up of study subjects, and no data were collected directly from individuals. The need for written informed consent was waived due to the retrospective nature.
: All authors have consented to publication of the results presented in this manuscript.