SARS-CoV-2 is a positive-sense single-stranded RNA virus. It is contagious in humans and is the cause of the coronavirus disease 2019 (COVID-19). Post-acute sequelae of SARS-CoV-2 infection (PASC ...

Hospitalizations and deaths show how severe COVID-19 infections are. Wastewater and emergency room data show changes in COVID-19 spread in a community. Reported case numbers do not show all the ...