Guo, Hong-Zhang
Yang, Chen-Xu
Tang, Zhao-Peng
Wang, Cheng-Xiang
Article History
Received: 11 May 2018
Accepted: 23 July 2019
First Online: 8 August 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the Declaration of Helsinki. This study was conducted with approval from the Ethics Committee of Gansu Provincial Hospital of TCM. Written informed consent was obtained from all participants.
: Written informed consent was obtained from all participants.
: The authors declare that they have no competing interests.