Coronavirus traces found in March 2019 sewage sample, Spanish study shows

MADRID (Reuters) – Spanish virologists have found traces of the novel coronavirus in a sample of Barcelona waste water collected in March 2019, nine months before the COVID-19 disease was identified in China, the University of Barcelona said on Friday.

www.reuters.com/article/us-health-coronavirus-spain-science/coronavirus-traces-found-in-march-2019-sewage-sample-spanish-study-shows-idUSKBN23X2HQ