Zhou, Chenying
Liu, Ye
Bai, Jingjing
Luo, Yi
Song, Jukun
Feng, Ping
Article History
Received: 7 January 2024
Accepted: 3 April 2024
First Online: 16 April 2024
Declarations
:
: All study participants provided written informed consent in accordance with the National Center for Health Statistics’ Research Ethics Review Board (Protocol #2009-12) and the study’s ethical guidelines at the Centers for Disease Control and Prevention. The protocols were approved by the National Center for Health Statistics Research Ethics Review Board.
: I agree to the publication, including my data, charts, and other information.
: The authors declare no competing interests.