Shen, Wenjia
Zhu, Weiwei
Xie, Lixia
Luo, Changjun
Article History
Received: 6 September 2025
Accepted: 5 March 2026
First Online: 15 March 2026
Declarations
:
: All human subjects involved in this study were treated in accordance with the ethical principles outlined in the Declaration of Helsinki, and the study was approved by the Research Ethics Review Board of the National Center for Health Statistics (NCHS). The patients/participants provided their written informed consent to participate in this study.
: The authors declare no competing interests.