Hu, Xu
Shao, Yan-Xiang
Yang, Zhi-Qiang
Dou, Wei-Chao
Xiong, San-Chao
Li, Xiang http://orcid.org/0000-0003-0765-1546
Article History
Received: 1 April 2020
Accepted: 3 June 2020
First Online: 8 June 2020
Ethical approval and consent to participate
: All procedures performed in studies involving human participants were according to the ethical standards of the ethics committee of Sichuan University West China Hospital. The ethics committee of Sichuan University West China Hospital approved this study, and informed consent was waived by the board.
: The authors declare that there is no conflict of interest.