Actual paper:
Presence of SARS-Coronavirus-2 in sewage / Medema, et al.
https://www.medrxiv.org/content/10.1101/2020.03.29.20045880v...
Check out Table 4.
Presence of SARS-Coronavirus-2 in sewage / Medema, et al.
https://www.medrxiv.org/content/10.1101/2020.03.29.20045880v...
Check out Table 4.
I guess it's an arms game in part.