Guo, Jing
Liu, Xiaohan
Huang, Ning
Yang, Fan
Bai, Yashuang
Zhang, Bo
Lodder, Paul
Funding for this research was provided by:
National Natural Science Foundation of China (82173636)
Article History
Received: 15 April 2023
Accepted: 21 April 2023
First Online: 4 May 2023
Declarations
:
: The study protocol was approved by the Institutional Review Board of Peking University Medical Center, Beijing, China. After being informed about the survey’s aims, all participants will give informed consent and join the study voluntarily. For child and adolescents, informed consent will be obtained from their parents/legally authorized representatives. Relevant guidelines and regulations carried out all methods.
: Not applicable.
: The authors declare that they have no competing interests.