Correction: Knowledge About COVID-19 Among Adults in China: Cross-sectional Online Survey.
Fengyun YuPascal GeldsetzerAnne MeierkordJun-Tao YangQiushi ChenLirui JiaoNadeem E Abou-ArrajAn PanChen WangTill W BärnighausenSimiao ChenPublished in: Journal of medical Internet research (2021)
[This corrects the article DOI: 10.2196/26940.].