Cao, Xiaoyi
Li, Jin
Gong, Shu
Article History
Received: 17 February 2021
Accepted: 19 April 2021
First Online: 23 April 2021
Declarations
:
: The author(s) declare that they consent to publication.
: Ethical approval was obtained from the Human Subjects Ethics Sub-committee of West China Hospital of Sichuan University (no. 2020281). The informed consent was obtained from all of the subjects. The participants could participate in the study voluntarily and could withdraw when they wanted it at any time. All methods in this study were carried out in accordance with relevant guidelines and regulations.
: The author(s) declare that they have no competing interests.