Wan, Zhen
Wang, Xuzhen
Li, Yong
Wan, Renhua
Article History
Received: 30 November 2020
Accepted: 8 January 2021
First Online: 22 January 2021
Ethics approval and consent to participate
: This study was undertaken in accordance with the principles of the Declaration of Helsinki and was approved by the ethics committee of the First Affiliated hospital of Nanchang University (20200306). A waiver of informed consent was obtained from ethics committee of the First Affiliated hospital of Nanchang University, since the data were analyzed from the electronic medical record and reported without personal identifiers.
: A waiver of informed consent was obtained from ethics committee of the First Affiliated hospital of Nanchang University, since the data were analyzed from the electronic medical record and reported without personal identifiers.
: Not applicable.
: The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.