Surveillance of wastewater revealed peaks of SARS-CoV-2 preceding those of hospitalized patients with COVID-19

Water Research, Volume 189, 1 February 2021, 116620.

Fredy Saguti, Ellen Magnil, Lucica Enache, Marianela Patzi Churqui, Anette Johansson, Douglas Lumley, Fredrik Davidsson, Leif Dotevall, Ann Mattsson, Edward Trybala, Martin Lagging, Magnus Lindh, Magnus Gisslén, Thomas Brezicka, Kristina Nyström, Heléne Norder

https://www.sciencedirect.com/science/article/pii/S0043135420311556