Wu, Dongdong
Li, Juan
Wang, Yubo
Huang, Hao
Huang, Chunji
Article History
Received: 19 December 2020
Accepted: 28 April 2021
First Online: 19 July 2021
Declarations
:
: The institutional ethics review boards of the Daping Hospital of Army medical university approved the study. For this type of study, formal written consent is not required. Pursuant to the provisions of the ethics committee and the ethic guideline in China, written consent was not required in exchange for public disclosure of study information in the case of retrospective and/or observational study using a material such as the existing documentation.
: No assistance in the preparation of this article is to be declared.
: The authors have no conflicts of interest to declare.