Ключевые слова: alpha, antibody, antigen, check, contagious, corona, coronavirus, covid, covid19, delta, detection, diagnosis, disease, doctor, epidemic, gamma, green pass, hand, health, holding, home kit, hospital, immunity, infected, infection, isolation, laboratory, lockdown, mandatory, medicine, merscov, molecular, nose, omicron, omicron 2, pandemic, pcr, people, plasma, positive, quarantine, quick, rapid, result, stick, test, travel, vaccine, virus,