Xiao, Lu-shan
Li, Rui-ning
Cui, Hao
Hong, Chang
Huang, Chao-yi
Li, Qi-mei
Hu, Cheng-yi
Dong, Zhong-yi
Zhu, Hong-bo
Liu, Li
Article History
Received: 6 April 2022
Accepted: 23 June 2022
First Online: 6 July 2022
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. The study design was approved by the Medical Ethics Committee of Nanfang Hospital, Southern Medical University (approval number, NFEC-2021-048). The need for informed consent was waived by the Medical Ethics Committee of Nanfang Hospital, Southern Medical University, due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.