Peng, Fei
Xu, Huayan
Song, Yu
Xu, Ke
Li, Shuhao
Cai, Xiaotang
Guo, Yingkun
Gong, Lianggeng
Article History
Received: 19 March 2022
Accepted: 8 July 2022
First Online: 16 July 2022
Declarations
:
: This study was approved by the Ethics Committee of Sichuan University and performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. Written informed consent was acquired from all participants and guardians before study participation.
: Not applicable.
: The authors declare that they have no competing interests