Image, Stock Photo A nurse wearing latex gloves puts drops from the serological bottle into the tube and then rubs the swab to detect a covid-19 patient.

A nurse wearing latex gloves puts drops from the serological bottle into the tube and then rubs the swab to detect a covid-19 patient. assay buffer sample female nasal diagnose tube pcr glove kit lab diagnostic holding test coronavirus test corona microbiology epidemic diagnosis swab covid-19 pandemic antigen virus coronavirus dose equipment science nurse closeup clinic bottle laboratory illness healthy doctor liquid treatment white hospital medical medicine hand care health