Su, Peng
Liu, Xiumin
Jian, Nengri
Li, Jian
Fu, Weili
Article History
Received: 19 March 2021
Accepted: 2 July 2021
First Online: 21 July 2021
Declarations
:
: The protocol for the study was approved by Ethics Committee on Biomedical Research of West China Hospital of Sichuan University that all investigations were conducted in conformity with ethical principles. This study met the conditions for exemption of informed consent and was approved by Ethics Committee on Biomedical Research. No administrative permissions were required to access the raw data used in this study. The data used in this study was anonymized before its use. All procedures were performed in accordance with relevant guidelines.
: Not applicable.
: The authors declare that they have no financial or non-financial competing interests.