sars‑cov‑2 antigen test kit for self testing with positive result with text bq.1.1 variant on grey background. close-up.

analyzing antibody antigen bq1 care cassette cerberus check corona coronavirus covid covid19 detection diagnosis diagnostic disease epidemic equipment hand health holding hospital igm immune immunoassay infection instruction kit laboratory lockdown medical negative nose pandemic positive prevention quarantine quick rapid result screening selftest sick swab test variant virus