It's COVID-19 not COVID-20. This is the third year.
SARS-CoV-2 detected in waste waters in Barcelona on March 12, 2019
https://www.ub.edu/web/ub/en/menu_eines/noticies/2020/06/042.html
Sentinel surveillance of SARS-CoV-2 in wastewater anticipates the occurrence of COVID-19 cases from March 2019
https://www.medrxiv.org/content/10.1101/2020.06.13.20129627v1
Covid-19 was present in Italy as early as September 2019, study of lung cancer screenings shows
https://www.rt.com/news/506796-coronavirus-italy-blood-september/
SARS-COV-2 virus that causes COVID-19 found in Italy in September 2019, several months before showing up in China.
https://journals.sagepub.com/doi/10.1177/0300891620974755
French patients were sick with Covid-19 on November 16, before it appeared in China
http://www.rfi.fr/en/france/20200520-scans-show-french-patients-were-sick-with-covid-19-in-mid-november-doctors-say-colmar-haut-rhin
China’s first confirmed Covid-19 case traced back to November 17
https://www.scmp.com/news/china/society/article/3074991/coronavirus-chinas-first-confirmed-covid-19-case-traced-back
