Baskets of prawns for sale at the Wuhan Baishazhou market in China's central Hubei Province HECTOR RETAMAL/AFP via Getty Images
If nothing is done soon, the window of opportunity to determine the source of SARS-CoV-2's origins will close. This warning was issued by scientists from the World Health Organization (WHO).
The Nature team has published a broad-ranging article calling for an urgent second phase in origin studies. They also ask for renewed attention on the animal origin of the virus and not a lab leak. The
