Chen, Qing
Li, Zhi-Hao
Song, Wei-Qi
Yao, Yao
Zhang, Yu-Jie
Zhong, Wen-Fang
Zhang, Pei-Dong
Liu, Dan
Zhang, Xi-Ru
Huang, Qing-Mei
Zhao, Xiao-Yang
Shi, Xiao-Ming
Mao, Chen
Article History
Received: 19 April 2021
Accepted: 22 November 2021
First Online: 3 January 2022
Declarations
:
: Study procedures were approved by the KPWA institutional review board, and all research was performed in accordance with the relevant guidelines and regulations. Participants provided written informed consent. The CLHLS study was approved by the Research Ethics Committee of Peking University (IRB00001052–13074). Informed consent was obtained from all participants.
: Not applicable.
: All authors declare no financial or commercial conflict of interest.