Xie, Weining
Deng, Yuanjun
Chen, Shengxin
Wu, Yifeng
Li, Ye
Yang, Qinhe
Article History
Received: 21 November 2019
Accepted: 11 November 2020
First Online: 19 November 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Guangdong Provincial Hospital of Integrated Traditional Chinese and Western Medicine. All participants were informed regarding voluntary participation and they were advised that they could withdraw from the study at any time. Written informed consent was acquired from all participants. All data were kept confidential.
: Not applicable.
: The authors declare that they have no competing interests.