‘Earlier signs of coronavirus’ in sewage samples in Brazil

Researchers in Brazil say they have detected the coronavirus that causes Covid-19 in sewage sampled in November.The conclusion comes days after scientists in Spain found the virus in waste water samples collected in March 2019, and adds to suggestions that the virus spread quietly before the alarm was first raised in China in late December.“[The virus] was being shed within the community for several months prior to the first cases being reported by regional, national or Pan-American authorities…

Read the original article at South China Morning Post