Jingxia, Cheng
Longling, Zhu
Qiantao, Zuo
Weixue, Peng
Xiaolian, Jiang
Article History
Received: 3 August 2021
Accepted: 23 May 2022
First Online: 6 June 2022
Declarations
:
: This study was approved by the Biomedical Ethics Committee, West China Hospital, Sichuan University (No. 2021 (612)). All methods in this study were carried out in accordance with international ethical guidelines for biomedical research involving human subjects and the Declaration of Helsinki. All participants were told the purpose and procedure of research on the first page of the questionnaire and gave their informed consent by checking the confirm button online.
: Not applicable.
: The authors declare that they have no competing interests.