covid-22. negative result of a new variant of coronavirus known as covid-22 with an antigen diagnosis. coronavirus 19 or sars-cov-

corona 2022 year omicron quarantine medicine concept covid19 biology antigen checkup analyzing hospital immunology antibody antigens home care caution clinic contagion coronavirus covid22 device doctor drug epidemic health immunization laboratory medical pandemic patient people prevention protection rapid flow test remedy safety sanitation sarscov2 strain vaccination virus covid-22 negative result new variant known covid-22 diagnosis sars-cov- sars-cov-2 gives way seventh wave