Zeng, Hui
Wang, Bin
Zhang, Rui
Zhao, Liangyu
Yang, Yuke
Dong, Xiaosheng
Gao, Yan
Gu, Chenguang
Funding for this research was provided by:
National Population Health Data Center (NCMI202308GDN, NCMI202308GDN, NCMI202308GDN, NCMI202308GDN, NCMI202308GDN, NCMI202308GDN, NCMI202308GDN, NCMI202308GDN)
Article History
Received: 14 February 2024
Accepted: 1 August 2024
First Online: 6 August 2024
Declarations
:
: This study involves human participants and was approved by Ethics Committee of Shandong University (20180517). The protocol has been performed with the ethical standards as laid down in the 1989 Declaration of Helsinki and its later amendments or comparable ethical standards. Written informed consent to participate in this study was provided by the participants and their parents and/or legal guardians.
: Not Applicable.
: The authors declare no competing interests.