Off the shelves in Beijing, is salmon guilty of spreading coronavirus?

Beijing's largest vegetable wholesale market, Xinfadi market, was shut down Saturday after six new domestic COVID-19 infections and 45 asymptomatic cases were reported and the novel coronavirus wa

By Guo Meiping, Gao Yun, Pan Zhaoyi

By Guo Meiping, Gao Yun, Pan Zhaoyi

4 Years ago

Science yueyun without zunyou zhong workers yourself xinfadi