An article by a Chinese-American public health expert calling for Beijing to change its zero-Covid policies has been circulating widely on Chinese social media.
Zhang Zuofeng, a professor at the Fielding School of Public Health at the University of California Los Angeles, published an article in late March on the social media platform Meipian saying the city should allow home quarantine and rapid antigen tests, rather than conducting rounds of mass PCR testing, which increase the risk of cross-infection.
