Serum samples from 119 individuals obtained prior to the emergence of SARS-CoV-2 were used as negative controls

Serum samples from 119 individuals obtained prior to the emergence of SARS-CoV-2 were used as negative controls. Neighborhood Groups Map, https://data.sfgov.org/Geographic-Locations-and-Boundaries/Planning-Neighborhood-Groups-Map/iacs-ws63, 2019). Cumulative incidence by planning neighborhood from March -…

Continue ReadingSerum samples from 119 individuals obtained prior to the emergence of SARS-CoV-2 were used as negative controls