Preliminary research from Spain suggests this is the case. Research is pending peer review.
covid-19 genome was detected in sewage samples 1/15/2020, which was 41 days before the first reported case. Further research showed a positive sample from March 2019.
All preliminary data to be further confirmed but very intriguing.
https://www.reuters.com/article/us-health-coronavirus-spain-science-idUSKBN23X2HQ
covid-19 genome was detected in sewage samples 1/15/2020, which was 41 days before the first reported case. Further research showed a positive sample from March 2019.
All preliminary data to be further confirmed but very intriguing.
https://www.reuters.com/article/us-health-coronavirus-spain-science-idUSKBN23X2HQ