Yan, Luyou
Zhong, Zeya
Gao, Hui
He, Yewen
Li, Ping
Shen, Hongrong
Zhou, Shuwei
Guo, Ying
Liao, Liangying
Zhang, Kun
Article History
Received: 10 November 2020
Accepted: 20 May 2021
First Online: 3 June 2021
Declarations
:
: This prospectively defined retrospective study was approved by the ethics committee of the First Affiliated Hospital of Hunan University of Chinese Medicine, and the requirement to obtain informed consent was waived by this ethics committee. For this type of study, formal consent is not required.
: None.