Two studies indicate that COVID-19 emerged from an animal-to-human spillover at a market in China's city of Wuhan. Both papers bolster the theory that the virus emerged naturally, rather than allegations it emerged from a Chinese laboratory.
Two studies indicate that COVID-19 emerged from an animal-to-human spillover at a market in China's city of Wuhan. Both papers bolster the theory that the virus emerged naturally, rather than allegations it emerged from a Chinese laboratory.